Added missing mutex for skill status

source/RobotAPI/libraries/skills/provider/SkillProviderComponentPlugin.cpp

@@ -129,6 +129,7 @@ namespace armarx::plugins
             return std::nullopt;
         }
 
+        std::scoped_lock l2{skillExecutions.at(execId).skillStatusesMutex};
         return skillExecutions.at(execId).statusUpdate;
     }