[NTOS:CONFIG] Release the lock in a failure case in CmLoadKey

This is a workaround, the real issue is still not resolved
CORE-17263

ntoskrnl/config/cmapi.c

@@ -2130,6 +2130,7 @@ CmLoadKey(IN POBJECT_ATTRIBUTES TargetKey,
         DPRINT1("CmpLinkHiveToMaster failed, Status %lx\n", Status);
         /* FIXME: TODO */
         // ASSERT(FALSE); see CORE-17263
+        ExReleasePushLock(&CmpLoadHiveLock);
     }
 
     /* Is this first profile load? */