test: Silence superfluous console output during test runs (#2540)

tests/components-lib/gallery/controller.test.ts

@@ -285,7 +285,7 @@ describe('GalleryController', () => {
       manager.getView.mockReturnValue(view);
 
       const error = new Error('test error');
-      const spy = vi.spyOn(console, 'warn').mockImplementation(() => {});
+      const spy = vi.spyOn(console, 'warn');
       runner.extend.mockRejectedValue(error);
 
       await controller.extend(runner, epoch, 'earlier');

tests/components-lib/media/notification-controller.test.ts

@@ -416,8 +416,6 @@ describe('MediaNotificationController', () => {
       assert(controls);
       expect(controls).toHaveLength(4);
 
-      vi.spyOn(console, 'warn').mockImplementation(() => {});
-
       // 1. Review control
       expect(controls?.[0].tooltip).toBe('Mark as reviewed');
       expect(controls?.[0].dismiss).toBe(false);

tests/components-lib/signed-url-controller.test.ts

@@ -374,8 +374,6 @@ describe('SignedURLController', () => {
   it('should handle errors gracefully', async () => {
     const host = mock<ReactiveControllerHost>();
     const hass = createHASS();
-    const consoleSpy = vi.spyOn(console, 'warn').mockReturnValue();
-
     vi.mocked(createProxiedEndpointIfNecessary).mockRejectedValue(
       new Error('test-error'),
     );
@@ -399,7 +397,6 @@ describe('SignedURLController', () => {
     expect(controller.getValue()).toBeNull();
     expect(controller.getError()).toBe('proxy');
     expect(host.requestUpdate).toBeCalledTimes(1);
-    consoleSpy.mockRestore();
   });
 
   it('should not retry after sign error with same inputs', async () => {
@@ -437,7 +434,6 @@ describe('SignedURLController', () => {
   it('should set sign error when signing throws', async () => {
     const host = mock<ReactiveControllerHost>();
     const hass = createHASS();
-    const consoleSpy = vi.spyOn(console, 'error').mockReturnValue(undefined);
 
     vi.mocked(createProxiedEndpointIfNecessary).mockResolvedValue({
       endpoint: 'http://proxied-url.com',
@@ -462,7 +458,6 @@ describe('SignedURLController', () => {
 
     expect(controller.getValue()).toBeNull();
     expect(controller.getError()).toBe('sign');
-    consoleSpy.mockRestore();
   });
 
   it('should not fetch again if within cache TTL', async () => {
@@ -652,7 +647,6 @@ describe('SignedURLController', () => {
         // Pending forever for request 2.
         new Promise(() => {}),
       );
-    vi.spyOn(console, 'warn').mockImplementation(() => {});
 
     const controller = new SignedURLController(host, () => ({
       hass,