Add rel="noopener" to getting started (#3104)

app/javascript/mastodon/features/getting_started/index.js

@@ -62,8 +62,24 @@ class GettingStarted extends ImmutablePureComponent {
 
         <div className='scrollable optionally-scrollable' style={{ display: 'flex', flexDirection: 'column' }}>
           <div className='static-content getting-started'>
-            <p><FormattedMessage id='getting_started.support' defaultMessage='{faq} • {userguide} • {apps}' values={{ faq: <a href="https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/FAQ.md" target="_blank"><FormattedMessage id='getting_started.faq' defaultMessage='FAQ' /></a>, userguide: <a href="https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/User-guide.md" target="_blank"><FormattedMessage id='getting_started.userguide' defaultMessage='User Guide' /></a>, apps: <a href="https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/Apps.md" target="_blank"><FormattedMessage id='getting_started.appsshort' defaultMessage='Apps' /></a> }} /></p>
-            <p><FormattedMessage id='getting_started.open_source_notice' defaultMessage='Mastodon is open source software. You can contribute or report issues on GitHub at {github}.' values={{ github: <a href="https://github.com/tootsuite/mastodon" target="_blank">tootsuite/mastodon</a> }} /></p>
+            <p>
+              <FormattedMessage
+                id='getting_started.support'
+                defaultMessage='{faq} • {userguide} • {apps}'
+                values={{
+                  faq: <a href="https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/FAQ.md" rel="noopener" target="_blank"><FormattedMessage id='getting_started.faq' defaultMessage='FAQ' /></a>,
+                  userguide: <a href="https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/User-guide.md" rel="noopener" target="_blank"><FormattedMessage id='getting_started.userguide' defaultMessage='User Guide' /></a>,
+                  apps: <a href="https://github.com/tootsuite/documentation/blob/master/Using-Mastodon/Apps.md" rel="noopener" target="_blank"><FormattedMessage id='getting_started.appsshort' defaultMessage='Apps' /></a>
+                }}
+              />
+            </p>
+            <p>
+              <FormattedMessage
+                id='getting_started.open_source_notice'
+                defaultMessage='Mastodon is open source software. You can contribute or report issues on GitHub at {github}.'
+                values={{ github: <a href="https://github.com/tootsuite/mastodon" rel="noopener" target="_blank">tootsuite/mastodon</a> }}
+              />
+            </p>
           </div>
         </div>
       </Column>