[Fleet] Stop uninstall of integrations with attached policies (#224960)

## Summary

Closes #223375 

- Added conditional disabling of the `uninstall` button when an
integration has attached policies for single integrations
- Added conditional disabling of the `uninstall` bulk action when one or
more chosen integration has attached agent policies
- Also added conditional tooltips for both cases 



https://github.com/user-attachments/assets/e097c869-e59a-4301-acd8-6a790cbdade5


### Checklist

Check the PR satisfies following conditions. 

Reviewers should verify this PR satisfies this list as well.

- [ ] Any text added follows [EUI's writing
guidelines](https://elastic.github.io/eui/#/guidelines/writing), uses
sentence case text and includes [i18n
support](https://github.com/elastic/kibana/blob/main/src/platform/packages/shared/kbn-i18n/README.md)
- [ ]
[Documentation](https://www.elastic.co/guide/en/kibana/master/development-documentation.html)
was added for features that require explanation or tutorials
- [ ] [Unit or functional
tests](https://www.elastic.co/guide/en/kibana/master/development-tests.html)
were updated or added to match the most common scenarios
- [ ] If a plugin configuration key changed, check if it needs to be
allowlisted in the cloud and added to the [docker
list](https://github.com/elastic/kibana/blob/main/src/dev/build/tasks/os_packages/docker_generator/resources/base/bin/kibana-docker)
- [ ] This was checked for breaking HTTP API changes, and any breaking
changes have been approved by the breaking-change committee. The
`release_note:breaking` label should be applied in these situations.
- [ ] [Flaky Test
Runner](https://ci-stats.kibana.dev/trigger_flaky_test_runner/1) was
used on any tests changed
- [ ] The PR description includes the appropriate Release Notes section,
and the correct `release_note:*` label is applied per the
[guidelines](https://www.elastic.co/guide/en/kibana/master/contributing.html#kibana-release-notes-process)

### Identify risks

N/A

---------

Co-authored-by: Elastic Machine <elasticmachine@users.noreply.github.com>
Co-authored-by: Colleen McGinnis <colleen.j.mcginnis@gmail.com>

x-pack/platform/plugins/shared/fleet/public/applications/integrations/sections/epm/screens/installed_integrations/components/installed_integration_action_menu.tsx

@@ -6,7 +6,13 @@
  */
 
 import React, { useState, useMemo, useCallback } from 'react';
-import { EuiButton, EuiContextMenuItem, EuiContextMenuPanel, EuiPopover } from '@elastic/eui';
+import {
+  EuiButton,
+  EuiContextMenuItem,
+  EuiContextMenuPanel,
+  EuiPopover,
+  EuiToolTip,
+} from '@elastic/eui';
 import { FormattedMessage } from '@kbn/i18n-react';
 
 import type { InstalledPackageUIPackageListItem } from '../types';
@@ -54,7 +60,7 @@ export const InstalledIntegrationsActionMenu: React.FunctionComponent<{
     );
 
     const hasUninstallableIntegrations = selectedItems.some(
-      (item) => (item.packagePoliciesInfo?.count ?? 0) === 0
+      (item) => (item.packagePoliciesInfo?.count ?? 0) > 0
     );
 
     return [
@@ -75,16 +81,38 @@ export const InstalledIntegrationsActionMenu: React.FunctionComponent<{
       <EuiContextMenuItem
         key="uninstall"
         icon="trash"
-        disabled={!hasUninstallableIntegrations}
+        disabled={hasUninstallableIntegrations}
         onClick={openUninstallModal}
       >
-        <FormattedMessage
-          id="xpack.fleet.epmInstalledIntegrations.bulkUninstallButton"
-          defaultMessage={'Uninstall {count, plural, one {# integration} other {# integrations}}'}
-          values={{
-            count: selectedItems.length,
-          }}
-        />
+        {hasUninstallableIntegrations ? (
+          <EuiToolTip
+            position="right"
+            content={
+              <FormattedMessage
+                id="xpack.fleet.epmInstalledIntegrations.uninstallDisabledTooltip"
+                defaultMessage="Can't uninstall integrations that are attached to agent policies"
+              />
+            }
+          >
+            <FormattedMessage
+              id="xpack.fleet.epmInstalledIntegrations.bulkUninstallButton"
+              defaultMessage={
+                'Uninstall {count, plural, one {# integration} other {# integrations}}'
+              }
+              values={{
+                count: selectedItems.length,
+              }}
+            />
+          </EuiToolTip>
+        ) : (
+          <FormattedMessage
+            id="xpack.fleet.epmInstalledIntegrations.bulkUninstallButton"
+            defaultMessage={'Uninstall {count, plural, one {# integration} other {# integrations}}'}
+            values={{
+              count: selectedItems.length,
+            }}
+          />
+        )}
       </EuiContextMenuItem>,
     ];
   }, [selectedItems, openUninstallModal, openUpgradeModal]);

x-pack/platform/plugins/shared/fleet/public/applications/integrations/sections/epm/screens/installed_integrations/components/installed_integrations_table.tsx

@@ -69,6 +69,13 @@ export const InstalledIntegrationsTable: React.FunctionComponent<{
     },
     [setPagination]
   );
+  const usedByAgentPolicy = (item: InstalledPackageUIPackageListItem) => {
+    if (!item.packagePoliciesInfo) {
+      return false;
+    }
+    const count = item.packagePoliciesInfo.count;
+    return count > 0;
+  };
 
   return (
     <>
@@ -279,13 +286,18 @@ export const InstalledIntegrationsTable: React.FunctionComponent<{
                   ),
                   icon: 'trash',
                   type: 'icon',
-                  description: i18n.translate(
-                    'xpack.fleet.epmInstalledIntegrations.uninstallIntegrationLabel',
-                    {
-                      defaultMessage: 'Uninstall integration',
-                    }
-                  ),
+
                   onClick: (item) => bulkUninstallIntegrationsWithConfirmModal([item]),
+                  enabled: (item) => !usedByAgentPolicy(item),
+                  description: (item) =>
+                    i18n.translate(
+                      'xpack.fleet.epmInstalledIntegrations.uninstallIntegrationLabel',
+                      {
+                        defaultMessage: usedByAgentPolicy(item)
+                          ? "You can't uninstall this integration because it is used by one or more agent policies"
+                          : 'Uninstall integration',
+                      }
+                    ),
                 },
                 !authz.integrations.removePackages,
                 i18n.translate(