Prevent default for forgot password link

The forgot password link should prevent default to avoid changing the URL's hash
state.

src/components/views/auth/PasswordLogin.js

@@ -58,6 +58,7 @@ class PasswordLogin extends React.Component {
             loginType: PasswordLogin.LOGIN_FIELD_MXID,
         };
 
+        this.onForgotPasswordClick = this.onForgotPasswordClick.bind(this);
         this.onSubmitForm = this.onSubmitForm.bind(this);
         this.onUsernameChanged = this.onUsernameChanged.bind(this);
         this.onUsernameBlur = this.onUsernameBlur.bind(this);
@@ -74,6 +75,12 @@ class PasswordLogin extends React.Component {
         this._loginField = null;
     }
 
+    onForgotPasswordClick(ev) {
+        ev.preventDefault();
+        ev.stopPropagation();
+        this.props.onForgotPasswordClick();
+    }
+
     onSubmitForm(ev) {
         ev.preventDefault();
 
@@ -244,7 +251,7 @@ class PasswordLogin extends React.Component {
             forgotPasswordJsx = <span>
                 {_t('Not sure of your password? <a>Set a new one</a>', {}, {
                     a: sub => <a className="mx_Login_forgot"
-                        onClick={this.props.onForgotPasswordClick}
+                        onClick={this.onForgotPasswordClick}
                         href="#"
                     >
                         {sub}