Removed unnecessary declaration

source/RobotAPI/libraries/skills_gui/memory/SkillManagerWrapper.cpp

@@ -19,18 +19,6 @@ namespace armarx::skills::gui
             return {};
         }
 
-        static std::map<skills::SkillStatus, std::string> ExecutionStatus2String = {
-            // Main states
-            {skills::SkillStatus::Constructing, "Constructing"},
-            {skills::SkillStatus::Initializing, "Initializing"},
-            {skills::SkillStatus::Preparing, "Preparing"},
-            {skills::SkillStatus::Running, "Running"},
-
-            // Terminating
-            {skills::SkillStatus::Aborted, "Aborted"},
-            {skills::SkillStatus::Failed, "Failed"},
-            {skills::SkillStatus::Succeeded, "Succeeded"}};
-
         try
         {
             std::scoped_lock l(mutex_memory);