Fix: misleading error logs in RobotState::setFromIKSubgroups() (#3263) (

#3266)

(cherry picked from commit 524ca4f)

Co-authored-by: Zhong Jin <zhongjin616@gmail.com>

moveit_core/robot_state/src/robot_state.cpp

@@ -2039,8 +2039,8 @@ bool RobotState::setFromIKSubgroups(const JointModelGroup* jmg, const EigenSTL::
   {
     if (consistency_limits[i].size() != sub_groups[i]->getVariableCount())
     {
-      RCLCPP_ERROR(getLogger(), "Number of joints in consistency_limits is %zu but it should be should be %u", i,
-                   sub_groups[i]->getVariableCount());
+      RCLCPP_ERROR(getLogger(), "Number of joints in consistency_limits[%zu] is %lu but it should be should be %u", i,
+                   consistency_limits[i].size(), sub_groups[i]->getVariableCount());
       return false;
     }
   }