Install react-router and rename LoginForm into SignInForm

src/components/AuthUser/SignInForm/SignInForm.test.tsx

@@ -3,8 +3,8 @@ import { render, fireEvent } from '@testing-library/react';
 import { SignInForm } from './SignInForm';
 
 describe('<SignInForm />', () => {
-  it('it should render form', () => {
+  it('should render form', () => {
     const wrapper = render(<SignInForm />);
-    expect(wrapper.queryByTestId('SignInForm')).toBeTruthy();
+    expect(wrapper.queryByTestId('Form')).toBeTruthy();
   });
 });