fix: fix the deletion of components

src/app/components/product/product.component.ts

+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'app-product',
+  templateUrl: './product.component.html',
+  styleUrls: ['./product.component.scss']
+})
+export class ProductComponent {
+
+}

src/app/components/products/products.component.html

+<p>products works!</p>

src/app/components/products/products.component.spec.ts

+import { ComponentFixture, TestBed } from '@angular/core/testing';
+
+import { ProductsComponent } from './products.component';
+
+describe('ProductsComponent', () => {
+  let component: ProductsComponent;
+  let fixture: ComponentFixture<ProductsComponent>;
+
+  beforeEach(() => {
+    TestBed.configureTestingModule({
+      declarations: [ProductsComponent]
+    });
+    fixture = TestBed.createComponent(ProductsComponent);
+    component = fixture.componentInstance;
+    fixture.detectChanges();
+  });
+
+  it('should create', () => {
+    expect(component).toBeTruthy();
+  });
+});

src/app/components/products/products.component.ts

+import { Component } from '@angular/core';
+
+@Component({
+  selector: 'app-products',
+  templateUrl: './products.component.html',
+  styleUrls: ['./products.component.scss']
+})
+export class ProductsComponent {
+
+}