test(glossary): fix flaky "Async Delete - multiple deletes with mixed results"

Re-anchor on the glossary page after deleting the currently-selected
glossary. Optimistically removing the active glossary navigates the page
away from /glossary before the sidebar re-renders the remaining items,
causing the final visibility checks to miss the untouched glossary C.

Author: siddhant1

openmetadata-ui/src/main/resources/ui/playwright/e2e/Pages/Glossary.spec.ts

@@ -1456,6 +1456,8 @@ test.describe('Glossary tests', () => {
       // Delete A (succeeds - not mocked, real deletion)
       await selectActiveGlossary(page, glossaryA.data.displayName);
       await initiateDelete(page);
+      await sidebarClick(page, SidebarItem.GLOSSARY);
+      await expectGlossaryNotVisible(page, glossaryA.data.displayName);
 
       // Delete B (fails via mocked WebSocket event)
       await selectActiveGlossary(page, glossaryB.data.displayName);
@@ -1466,6 +1468,8 @@ test.describe('Glossary tests', () => {
       emitDeleteFailure(jobIdB, glossaryB.data.name);
       await refetch;
 
+      await sidebarClick(page, SidebarItem.GLOSSARY);
+
       // A deleted, B restored, C untouched
       await expect(
         page.getByRole('menuitem', { name: glossaryA.data.displayName })