Further cleanup of components for subscription use

client/src/components/sign-in-form/sign-in-form.component.jsx

@@ -12,16 +12,12 @@ class SignInForm extends React.Component {
 
   handleSubmit = e => {
     e.preventDefault();
-    const { apolloClient } = this.props;
 
     this.props.form.validateFields(async (err, values) => {
       if (!err) {
         const { email, password } = values;
         try {
-          const { user } = await auth.signInWithEmailAndPassword(
-            email,
-            password
-          );
+          await auth.signInWithEmailAndPassword(email, password);
 
           this.props.form.resetFields();
         } catch (error) {