possible fixes for the tests

controller_manager/test/controller_manager_test_common.hpp

@@ -187,7 +187,7 @@ class TestControllerManagerSrvs
     executor_spin_future_ = std::async(std::launch::async, [this]() -> void { executor_->spin(); });
     // This sleep is needed to prevent a too fast test from ending before the
     // executor has begun to spin, which causes it to hang
-    std::this_thread::sleep_for(std::chrono::milliseconds(50));
+    std::this_thread::sleep_for(std::chrono::milliseconds(100));
   }
 
   // FIXME: This can be deleted!