Override Bundle::getPath()

This is required when the bundle class is not at the root path of the
bundle, which is the case since #1767

src/DoctrineBundle.php

@@ -30,6 +30,7 @@
 use function assert;
 use function class_exists;
 use function clearstatcache;
+use function dirname;
 use function spl_autoload_unregister;
 
 /** @final since 2.9 */
@@ -168,4 +169,9 @@ public function shutdown()
     public function registerCommands(Application $application)
     {
     }
+
+    public function getPath(): string
+    {
+        return dirname(__DIR__);
+    }
 }