Clean up console log in unit tests (#4866)

src/source/geojson_source.test.ts

@@ -302,6 +302,7 @@ describe('GeoJSONSource#update', () => {
     }));
 
     test('forwards Supercluster options with worker request, ignore max zoom of source', () => new Promise<void>(done => {
+        jest.spyOn(console, 'warn').mockImplementation(() => {});
         const mockDispatcher = wrapDispatcher({
             sendAsync(message) {
                 expect(message.type).toBe(MessageType.loadData);

src/ui/camera.test.ts

@@ -3502,7 +3502,6 @@ describe('#flyTo globe projection', () => {
             });
 
             camera.on('moveend', () => {
-                console.log(leastZoom);
                 expect(zoomed).toBeTruthy();
                 done();
             });