Adjust link to contributing.md

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

Author: nickvergessen

contribute/HowToApplyALicense.md

@@ -43,4 +43,4 @@ If you create a new file please use this license header:
 Additionally we require a Developer Certificate of Origin (DCO), look
 at [CONTRIBUTING.md][contributing] to learn more how to sign your commits.
 
-[contributing]: https://github.com/nextcloud/server/blob/master/CONTRIBUTING.md#sign-your-work
+[contributing]: https://github.com/nextcloud/server/blob/master/.github/CONTRIBUTING.md#sign-your-work

settings/templates/help.php

@@ -28,8 +28,7 @@
 
 	<?php if($_['admin']) { ?>
 		<li>
-			<a href="https://github.com/nextcloud/server/blob/master/CONTRIBUTING.md"
-				target="_blank" rel="noreferrer">
+			<a href="https://nextcloud.com/support/" target="_blank" rel="noreferrer">
 				<?php p($l->t('Issue tracker')); ?> ↗
 			</a>
 		</li>