moved collision check output to verbose level

source/RobotAPI/components/units/RobotUnit/RobotUnitModules/RobotUnitModuleSelfCollisionChecker.cpp

@@ -319,7 +319,7 @@ namespace armarx
                     }
                     if (!collision)
                     {
-                        ARMARX_INFO << deactivateSpam() << "Self collision checker: no collision found between the " << nodePairsToCheck.size() << " pairs";
+                        ARMARX_VERBOSE << deactivateSpam() << "Self collision checker: no collision found between the " << nodePairsToCheck.size() << " pairs";
                     }
                 }
                 //sleep remaining