removed unnecessary breadcrumbs in profiling (#211081)

## Summary

Fixes #208079
Both the flamegraph & functions pages had an extra, intermediate
breadcrumb.

## Before-Fix
<img width="488" alt="Screenshot 2025-02-13 at 11 05 02"
src="https://github.com/user-attachments/assets/b4ca4333-f026-4fcd-8e44-1e1ad1d4800d"
/>
<img width="504" alt="Screenshot 2025-02-13 at 11 05 08"
src="https://github.com/user-attachments/assets/3bc520a9-cdbe-4850-aca2-a4441e1ee951"
/>
<img width="545" alt="Screenshot 2025-02-13 at 11 05 21"
src="https://github.com/user-attachments/assets/015b5aa4-eb47-4d83-800c-4be9fecb2c1c"
/>
<img width="510" alt="Screenshot 2025-02-13 at 11 05 15"
src="https://github.com/user-attachments/assets/2d92cf64-608d-460b-9d24-d6ce3186d382"
/>

## After-Fix
<img width="500" alt="Screenshot 2025-02-13 at 10 59 51"
src="https://github.com/user-attachments/assets/3689d2b1-e312-415c-92b4-0f90385682ec"
/>
<img width="478" alt="Screenshot 2025-02-13 at 10 59 45"
src="https://github.com/user-attachments/assets/c7a71236-bdf5-4970-9e45-1baa3e465eb0"
/>
<img width="513" alt="Screenshot 2025-02-13 at 10 59 58"
src="https://github.com/user-attachments/assets/a9d83434-831f-45ba-a96e-bec34c9831a8"
/>
<img width="524" alt="Screenshot 2025-02-13 at 11 00 16"
src="https://github.com/user-attachments/assets/ade9a211-cafd-45b2-886d-87693bd9f723"
/>



### Checklist

Check the PR satisfies following conditions. 

Reviewers should verify this PR satisfies this list as well.

- [x] 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)
- [x] 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)

---------

Co-authored-by: jennypavlova <dzheni.pavlova@elastic.co>

x-pack/platform/plugins/private/translations/translations/fr-FR.json

@@ -31987,8 +31987,6 @@
     "xpack.profiling.breadcrumb.differentialFlamegraph": "Flame-graph différentiel",
     "xpack.profiling.breadcrumb.differentialFunctions": "Différentiel N premiers",
     "xpack.profiling.breadcrumb.flamegraph": "Flame-graph",
-    "xpack.profiling.breadcrumb.flamegraphs": "Flame-graphs",
-    "xpack.profiling.breadcrumb.functions": "Fonctions",
     "xpack.profiling.breadcrumb.profiling": "Universal Profiling",
     "xpack.profiling.breadcrumb.settings": "Paramètres",
     "xpack.profiling.breadcrumb.storageExplorer": "Explorateur de stockage",

x-pack/platform/plugins/private/translations/translations/ja-JP.json

@@ -31851,8 +31851,6 @@
     "xpack.profiling.breadcrumb.differentialFlamegraph": "差分flamegraph",
     "xpack.profiling.breadcrumb.differentialFunctions": "差分上位N",
     "xpack.profiling.breadcrumb.flamegraph": "Flamegraph",
-    "xpack.profiling.breadcrumb.flamegraphs": "Flamegraph",
-    "xpack.profiling.breadcrumb.functions": "関数",
     "xpack.profiling.breadcrumb.profiling": "ユニバーサルプロファイリング",
     "xpack.profiling.breadcrumb.settings": "設定",
     "xpack.profiling.breadcrumb.storageExplorer": "ストレージエクスプローラー",

x-pack/platform/plugins/private/translations/translations/zh-CN.json

@@ -31394,8 +31394,6 @@
     "xpack.profiling.breadcrumb.differentialFlamegraph": "差异火焰图",
     "xpack.profiling.breadcrumb.differentialFunctions": "差异排名前 N",
     "xpack.profiling.breadcrumb.flamegraph": "火焰图",
-    "xpack.profiling.breadcrumb.flamegraphs": "火焰图",
-    "xpack.profiling.breadcrumb.functions": "函数",
     "xpack.profiling.breadcrumb.profiling": "Universal Profiling",
     "xpack.profiling.breadcrumb.settings": "设置",
     "xpack.profiling.breadcrumb.storageExplorer": "Storage Explorer",

x-pack/solutions/observability/plugins/profiling/public/routing/index.tsx

@@ -128,16 +128,9 @@ const routes = {
           },
           '/flamegraphs': {
             element: (
-              <RouteBreadcrumb
-                title={i18n.translate('xpack.profiling.breadcrumb.flamegraphs', {
-                  defaultMessage: 'Flamegraphs',
-                })}
-                href="/flamegraphs/flamegraph"
-              >
-                <FlameGraphsView>
-                  <Outlet />
-                </FlameGraphsView>
-              </RouteBreadcrumb>
+              <FlameGraphsView>
+                <Outlet />
+              </FlameGraphsView>
             ),
             children: {
               '/flamegraphs/flamegraph': {
@@ -204,16 +197,9 @@ const routes = {
           },
           '/functions': {
             element: (
-              <RouteBreadcrumb
-                title={i18n.translate('xpack.profiling.breadcrumb.functions', {
-                  defaultMessage: 'Functions',
-                })}
-                href="/functions/topn"
-              >
-                <FunctionsView>
-                  <Outlet />
-                </FunctionsView>
-              </RouteBreadcrumb>
+              <FunctionsView>
+                <Outlet />
+              </FunctionsView>
             ),
             params: t.type({
               query: t.type({
@@ -232,7 +218,7 @@ const routes = {
                 element: (
                   <RouteBreadcrumb
                     title={i18n.translate('xpack.profiling.breadcrumb.topnFunctions', {
-                      defaultMessage: 'Top N',
+                      defaultMessage: 'TopN functions',
                     })}
                     href="/functions/topn"
                   >
@@ -247,7 +233,7 @@ const routes = {
                 element: (
                   <RouteBreadcrumb
                     title={i18n.translate('xpack.profiling.breadcrumb.differentialFunctions', {
-                      defaultMessage: 'Differential Top N',
+                      defaultMessage: 'Differential topN functions',
                     })}
                     href="/functions/differential"
                   >