[Discover] Unskip update data view test (#176508)

- Closes https://github.com/elastic/kibana/issues/174066

95x
https://buildkite.com/elastic/kibana-flaky-test-suite-runner/builds/5099

### Checklist

- [x] [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
- [x] [Flaky Test
Runner](https://ci-stats.kibana.dev/trigger_flaky_test_runner/1) was
used on any tests changed

test/functional/apps/management/data_views/_data_view_create_delete.ts

@@ -20,8 +20,7 @@ export default function ({ getService, getPageObjects }: FtrProviderContext) {
   const es = getService('es');
   const PageObjects = getPageObjects(['settings', 'common', 'header']);
 
-  // FLAKY: https://github.com/elastic/kibana/issues/174066
-  describe.skip('creating and deleting default data view', function describeIndexTests() {
+  describe('creating and deleting default data view', function describeIndexTests() {
     before(async function () {
       await esArchiver.emptyKibanaIndex();
       await esArchiver.loadIfNeeded(

test/functional/page_objects/settings_page.ts

@@ -215,14 +215,14 @@ export class SettingsPageObject extends FtrService {
   }
 
   async getSaveDataViewButtonActive() {
-    await this.retry.try(async () => {
-      expect(
+    await this.retry.waitFor('active save button', async () => {
+      return (
         (
           await this.find.allByCssSelector(
             '[data-test-subj="saveIndexPatternButton"]:not(.euiButton-isDisabled)'
           )
-        ).length
-      ).to.be(1);
+        ).length === 1
+      );
     });
     return await this.testSubjects.find('saveIndexPatternButton');
   }
@@ -615,7 +615,13 @@ export class SettingsPageObject extends FtrService {
     await this.clickEditIndexButton();
     await this.header.waitUntilLoadingHasFinished();
 
+    let hasSubmittedTheForm = false;
+
     await this.retry.try(async () => {
+      if (hasSubmittedTheForm && !(await this.testSubjects.exists('indexPatternEditorFlyout'))) {
+        // the flyout got closed
+        return;
+      }
       if (dataViewName) {
         await this.setNameField(dataViewName);
       }
@@ -627,6 +633,8 @@ export class SettingsPageObject extends FtrService {
       const indexPatternSaveBtn = await this.getSaveIndexPatternButton();
       await indexPatternSaveBtn.click();
 
+      hasSubmittedTheForm = true;
+
       const form = await this.testSubjects.findAll('indexPatternEditorForm');
       const hasValidationErrors =
         form.length !== 0 && (await form[0].getAttribute('data-validation-error')) === '1';