use new mockApis

Signed-off-by: Patrik Oldsberg <poldsberg@gmail.com>

plugins/scaffolder/src/components/TemplateTypePicker/TemplateTypePicker.test.tsx

@@ -23,9 +23,10 @@ import {
   EntityKindFilter,
 } from '@backstage/plugin-catalog-react';
 import { MockEntityListContextProvider } from '@backstage/plugin-catalog-react/testUtils';
-import { AlertApi, alertApiRef } from '@backstage/core-plugin-api';
+import { alertApiRef } from '@backstage/core-plugin-api';
 import { ApiProvider } from '@backstage/core-app-api';
 import { renderInTestApp, TestApiRegistry } from '@backstage/test-utils';
+import { mockApis } from '@backstage/frontend-test-utils';
 import { GetEntityFacetsResponse } from '@backstage/catalog-client';
 
 const entities: Entity[] = [
@@ -75,12 +76,7 @@ const apis = TestApiRegistry.from(
       } as GetEntityFacetsResponse),
     },
   ],
-  [
-    alertApiRef,
-    {
-      post: jest.fn(),
-    } as unknown as AlertApi,
-  ],
+  [alertApiRef, mockApis.alert()],
 );
 
 describe('<TemplateTypePicker/>', () => {