Merge pull request #16 from humhub/rector/auto-update

chore: automated Rector updates

Author: luke-

composer.lock

@@ -72,7 +72,7 @@
  */
 function camelCaseToDashed($className): string
 {
-    return strtolower(preg_replace('/([a-zA-Z])(?=[A-Z])/', '$1-', (string) $className));
+    return strtolower((string) preg_replace('/([a-zA-Z])(?=[A-Z])/', '$1-', (string) $className));
 }
 
 function dashesToCamelCase($string, $capitalizeFirstCharacter = false): string