Adjust link to contributing.md

Signed-off-by: Joas Schilling <coding@schilljs.com>

README.md

@@ -50,7 +50,7 @@ changed it substantially:
 
 Please read the [Code of Conduct](https://nextcloud.com/community/code-of-conduct/). This document offers some guidance to ensure Nextcloud participants can cooperate effectively in a positive and inspiring atmosphere, and to explain how together we can strengthen and support each other.
 
-Please review the [guidelines for contributing](https://github.com/nextcloud/server/blob/master/.github/CONTRIBUTING.md) to this repository.
+Please review the [guidelines for contributing](https://github.com/nextcloud/server/blob/master/CONTRIBUTING.md) to this repository.
 
 More information how to contribute: [https://nextcloud.com/contribute/](https://nextcloud.com/contribute/)
 

settings/templates/help.php

@@ -28,9 +28,8 @@
 
 	<?php if($_['admin']) { ?>
 		<li>
-			<a href="https://github.com/nextcloud/server/blob/master/CONTRIBUTING.md"
-				target="_blank" rel="noreferrer">
-				<?php p($l->t('Issue tracker')); ?> ↗
+			<a href="https://nextcloud.com/support/" target="_blank" rel="noreferrer">
+				<?php p($l->t('Getting help')); ?> ↗
 			</a>
 		</li>
 	<?php } ?>