🚨(frontend) fix lint warning about unnecessary assertion

- Recent upgrade highlighted a lint warning about
an unnecessary assertion in the BlockNoteToolbar component.
This commit removes the assertion to resolve the warning.
- Fix a test - upgrade causes an error on a selector click

src/frontend/apps/e2e/__tests__/app-impress/doc-member-list.spec.ts

@@ -149,7 +149,11 @@ test.describe('Document list members', () => {
       `You are the sole owner of this group, make another member the group owner before you can change your own role or be removed from your document.`,
     );
     await expect(soloOwner).toBeVisible();
-    await list.click();
+
+    await list.click({
+      // eslint-disable-next-line playwright/no-force-option
+      force: true, // Force click to close the dropdown
+    });
     const newUserEmail = await addNewMember(page, 0, 'Owner');
     const newUser = list.getByTestId(`doc-share-member-row-${newUserEmail}`);
     const newUserRoles = newUser.getByLabel('doc-role-dropdown');
@@ -158,10 +162,16 @@ test.describe('Document list members', () => {
 
     await currentUserRole.click();
     await expect(soloOwner).toBeHidden();
-    await list.click();
+    await list.click({
+      // eslint-disable-next-line playwright/no-force-option
+      force: true, // Force click to close the dropdown
+    });
 
     await newUserRoles.click();
-    await list.click();
+    await list.click({
+      // eslint-disable-next-line playwright/no-force-option
+      force: true, // Force click to close the dropdown
+    });
 
     await currentUserRole.click();
     await page.getByLabel('Administrator').click();

src/frontend/apps/impress/src/features/docs/doc-editor/components/BlockNoteToolBar/BlockNoteToolbar.tsx

@@ -5,7 +5,7 @@ import {
   getFormattingToolbarItems,
   useDictionary,
 } from '@blocknote/react';
-import React, { JSX, useCallback, useMemo, useState } from 'react';
+import React, { useCallback, useMemo, useState } from 'react';
 import { useTranslation } from 'react-i18next';
 
 import { useConfig } from '@/core/config/api';
@@ -50,7 +50,7 @@ export const BlockNoteToolbar = () => {
       );
     }
 
-    return toolbarItems as JSX.Element[];
+    return toolbarItems;
   }, [dict, t]);
 
   const formattingToolbar = useCallback(() => {