laserscan memory: no need to know robot name

source/RobotAPI/components/armem/server/LaserScansMemory/LaserScansMemory.cpp

@@ -48,10 +48,10 @@ namespace armarx::armem::server::laser_scans
 
         workingMemory().name() = "LaserScans";
 
-        const std::string prefix = "";
-
-        commonVisu.defineProperties(defs, prefix + "visu.");
-
+        {
+            const std::string prefix = "";
+            commonVisu.defineProperties(defs, prefix + "visu.");
+        }
 
         return defs;
     }

source/RobotAPI/components/armem/server/LaserScansMemory/LaserScansMemory.h

@@ -78,9 +78,6 @@ namespace armarx::armem::server::laser_scans
     private:
         bool addCoreSegmentOnUsage = true;
 
-
-        std::string robotName = "Armar6";
-
         armem::client::plugins::ReaderWriterPlugin<armarx::armem::robot_state::VirtualRobotReader>*
             virtualRobotReaderPlugin = nullptr;