Removed name of unreferenced local variable in catch block

code/FBX/FBXConverter.cpp

@@ -1564,7 +1564,7 @@ namespace Assimp {
 
                 bone_map.clear();
             }
-            catch (std::exception&e) {
+            catch (std::exception&) {
                 std::for_each(bones.begin(), bones.end(), Util::delete_fun<aiBone>());
                 throw;
             }