Chore: Reduce console output in NavBarItem.test.tsx (#45139)

* Chore: Reduce console ouput in NavBarItem.test.tsx

* Chore: remove async

public/app/core/components/NavBar/NavBarItem.test.tsx

@@ -1,5 +1,5 @@
 import React from 'react';
-import { render, screen, waitFor } from '@testing-library/react';
+import { act, render, screen, waitFor } from '@testing-library/react';
 import userEvent from '@testing-library/user-event';
 import { BrowserRouter } from 'react-router-dom';
 import { locationUtil } from '@grafana/data';
@@ -53,8 +53,9 @@ describe('NavBarItem', () => {
       it('then the onClick handler should be called', () => {
         getTestContext();
 
-        userEvent.click(screen.getByRole('button'));
-
+        act(() => {
+          userEvent.click(screen.getByRole('button'));
+        });
         expect(onClickMock).toHaveBeenCalledTimes(1);
       });
     });
@@ -194,7 +195,9 @@ describe('NavBarItem', () => {
           expect(screen.getByText('New')).toBeInTheDocument();
         });
 
-        userEvent.click(screen.getByText('New'));
+        act(() => {
+          userEvent.click(screen.getByText('New'));
+        });
         await waitFor(() => {
           expect(pushMock).toHaveBeenCalledTimes(1);
           expect(pushMock).toHaveBeenCalledWith('/dashboard/new');
@@ -218,7 +221,9 @@ describe('NavBarItem', () => {
           expect(screen.getByText('New')).toBeInTheDocument();
         });
 
-        userEvent.click(screen.getByText('New'));
+        act(() => {
+          userEvent.click(screen.getByText('New'));
+        });
         await waitFor(() => {
           expect(pushMock).toHaveBeenCalledTimes(1);
           expect(pushMock).toHaveBeenCalledWith('/grafana/dashboard/new');