Blacked and isorted the python files

Prettied and eslinted the typescript/html files

bookie/src/app/menu-category/menu-category-resolver.service.spec.ts

@@ -4,7 +4,7 @@ import { MenuCategoryResolver } from './menu-category-resolver.service';
 describe('MenuCategoriesResolver', () => {
   beforeEach(() => {
     TestBed.configureTestingModule({
-      providers: [MenuCategoryResolver]
+      providers: [MenuCategoryResolver],
     });
   });