[Infra UI] Saved views test fix (#160718)

Closes #157740 
## Summary

This PR fixes the flaky infra saved views test - applies the fix added
metrics explorer.

x-pack/test/functional/apps/infra/home_page.ts

@@ -225,48 +225,52 @@ export default ({ getPageObjects, getService }: FtrProviderContext) => {
     });
 
     // FLAKY: https://github.com/elastic/kibana/issues/157740
-    describe.skip('Saved Views', () => {
+    describe('Saved Views', () => {
+      this.tags('skipFirefox');
       before(async () => {
-        esArchiver.load('x-pack/test/functional/es_archives/infra/metrics_and_logs');
-        await pageObjects.common.navigateToApp('infraOps');
-        await pageObjects.infraHome.waitForLoading();
+        await esArchiver.load('x-pack/test/functional/es_archives/infra/metrics_and_logs');
+        await pageObjects.infraHome.goToMetricExplorer();
       });
 
       after(() => esArchiver.unload('x-pack/test/functional/es_archives/infra/metrics_and_logs'));
 
+      beforeEach(async () => {
+        await pageObjects.infraSavedViews.clickSavedViewsButton();
+      });
+      afterEach(async () => {
+        await pageObjects.infraSavedViews.closeSavedViewsPopover();
+      });
+
       it('should render a button with the view name', async () => {
         await pageObjects.infraSavedViews.ensureViewIsLoaded('Default view');
       });
 
       it('should open/close the views popover menu on button click', async () => {
         await pageObjects.infraSavedViews.clickSavedViewsButton();
-        testSubjects.existOrFail('savedViews-popover');
+        await testSubjects.existOrFail('savedViews-popover');
         await pageObjects.infraSavedViews.closeSavedViewsPopover();
       });
 
       it('should create a new saved view and load it', async () => {
-        await pageObjects.infraSavedViews.clickSavedViewsButton();
         await pageObjects.infraSavedViews.createView('view1');
         await pageObjects.infraSavedViews.ensureViewIsLoaded('view1');
       });
 
-      it('should laod a clicked view from the manage views section', async () => {
-        await pageObjects.infraSavedViews.clickSavedViewsButton();
-        await pageObjects.infraSavedViews.ensureViewIsLoaded('view1');
+      it('should load a clicked view from the manage views section', async () => {
         const views = await pageObjects.infraSavedViews.getManageViewsEntries();
         await views[0].click();
         await pageObjects.infraSavedViews.ensureViewIsLoaded('Default view');
       });
 
       it('should update the current saved view and load it', async () => {
-        await pageObjects.infraSavedViews.clickSavedViewsButton();
         let views = await pageObjects.infraSavedViews.getManageViewsEntries();
         expect(views.length).to.equal(2);
         await pageObjects.infraSavedViews.pressEsc();
 
         await pageObjects.infraSavedViews.clickSavedViewsButton();
         await pageObjects.infraSavedViews.createView('view2');
         await pageObjects.infraSavedViews.ensureViewIsLoaded('view2');
+
         await pageObjects.infraSavedViews.clickSavedViewsButton();
         views = await pageObjects.infraSavedViews.getManageViewsEntries();
         expect(views.length).to.equal(3);
@@ -275,6 +279,7 @@ export default ({ getPageObjects, getService }: FtrProviderContext) => {
         await pageObjects.infraSavedViews.clickSavedViewsButton();
         await pageObjects.infraSavedViews.updateView('view3');
         await pageObjects.infraSavedViews.ensureViewIsLoaded('view3');
+
         await pageObjects.infraSavedViews.clickSavedViewsButton();
         views = await pageObjects.infraSavedViews.getManageViewsEntries();
         expect(views.length).to.equal(3);