fix bug with default values (#436)

Author: simonLeary42

webroot/admin/pi-mgmt.php

@@ -119,7 +119,7 @@ class="filterSearch"
     $owner_attributes = $LDAP->getUsersAttributes(
         $owner_uids,
         ["uid", "gecos", "mail"],
-        default_values: ["gecos" => "(not found)", "mail" => "(not found)"]
+        default_values: ["gecos" => ["(not found)"], "mail" => ["(not found)"]]
     );
     usort($owner_attributes, fn($a, $b) => strcmp($a["uid"][0], $b["uid"][0]));
     foreach ($owner_attributes as $attributes) {

webroot/admin/user-mgmt.php

@@ -48,7 +48,11 @@ class="filterSearch"
     $UID2PIGIDs = $LDAP->getQualifiedUID2PIGIDs();
     $user_attributes = $LDAP->getQualifiedUsersAttributes(
         ["uid", "gecos", "o", "mail"],
-        default_values: ["gecos" => "(not found)", "o" => "(not found)", "mail" => "(not found)"]
+        default_values: [
+            "gecos" => ["(not found)"],
+            "o" => ["(not found)"],
+            "mail" => ["(not found)"]
+        ]
     );
     usort($user_attributes, fn ($a, $b) => strcmp($a["uid"][0], $b["uid"][0]));
     foreach ($user_attributes as $attributes) {