fixed mutex unlocking

source/RobotAPI/components/ViewSelection/ViewSelection.cpp

@@ -196,7 +196,7 @@ ViewTargetBasePtr ViewSelection::nextAutomaticViewTarget()
     }
 
 
-    syncMutex.unlock();
+    lock.unlock();
 
     ARMARX_DEBUG << "Highest saliency: " << maxSaliency;