Open app store links in new tab

Signed-off-by: Jan-Christoph Borchardt <hey@jancborchardt.net>

settings/css/settings.scss

@@ -754,6 +754,7 @@ span.version {
 	}
 	a {
 		padding: 10px;
+		margin: -6px;
 		white-space: nowrap;
 	}
 	.official {

settings/templates/apps.php

@@ -58,7 +58,7 @@ $urlGenerator = $_['urlGenerator'];
 	</div>
 	<div class="app-version">{{version}}</div>
 	<div class="app-level">
-		{{{level}}}{{#unless internal}}<a href="https://apps.nextcloud.com/apps/{{id}}"><?php p($l->t('View in store'));?> ↗</a>{{/unless}}
+		{{{level}}}{{#unless internal}}<a href="https://apps.nextcloud.com/apps/{{id}}" target="_blank"><?php p($l->t('View in store'));?> ↗</a>{{/unless}}
 	</div>
 
 	<div class="app-groups">