Merge pull request #53265 from nextcloud/backport/52215/stable30

[stable30] perf(carddav): don't query circle memberships

Author: AndyScherzinger

apps/dav/lib/CardDAV/CardDavBackend.php

@@ -127,7 +127,6 @@ public function getAddressBooksForUser($principalUri) {
 
 			// query for shared addressbooks
 			$principals = $this->principalBackend->getGroupMembership($principalUriOriginal, true);
-			$principals = array_merge($principals, $this->principalBackend->getCircleMembership($principalUriOriginal));
 
 			$principals[] = $principalUri;