Trim whitespace in email field (#9027)

Signed-off-by: ankur12-1610 <anknerd.12@gmail.com>

src/components/views/auth/RegistrationForm.tsx

@@ -251,7 +251,7 @@ export default class RegistrationForm extends React.PureComponent<IProps, IState
 
     private onEmailChange = ev => {
         this.setState({
-            email: ev.target.value,
+            email: ev.target.value.trim(),
         });
     };