add test for app.module

goofy-client/apps/goofy/src/app/app.module.spec.ts

+import { TestBed } from "@angular/core/testing";
+import { AppModule } from "./app.module";
+
+describe('AppModule', () => {
+	beforeEach(() => {
+		TestBed.configureTestingModule({
+			imports: [AppModule]
+		})
+	});
+
+	it('should create', () => {
+		expect(AppModule).toBeDefined();
+	});
+});
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