fixup!

Co-authored-by: Côme Chilliet <91878298+come-nc@users.noreply.github.com>
Signed-off-by: Ferdinand Thiessen <opensource@fthiessen.de>

Author: susnux

lib/private/AppFramework/Bootstrap/Coordinator.php

@@ -83,11 +83,11 @@ private function registerApps(array $appIds): void {
 			 * the \OCP\AppFramework\Bootstrap\IBootstrap interface
 			 */
 			if ($appId === 'core') {
-				$applicationClassName = CoreApplication::class;
+				$appNameSpace = 'OC\\Core';
 			} else {
 				$appNameSpace = App::buildAppNamespace($appId);
-				$applicationClassName = $appNameSpace . '\\AppInfo\\Application';
 			}
+			$applicationClassName = $appNameSpace . '\\AppInfo\\Application';
 
 			try {
 				if (class_exists($applicationClassName) && is_a($applicationClassName, IBootstrap::class, true)) {