Add urdfdom as dep of roboplan

Author: eholum

roboplan/package.xml

@@ -15,6 +15,7 @@
   <depend condition="$ROS_DISTRO != humble and $ROS_DISTRO != jazzy and $ROS_DISTRO != kilted">tinyxml2</depend>
   <depend condition="$ROS_DISTRO == humble or $ROS_DISTRO == jazzy or $ROS_DISTRO == kilted">tinyxml2_vendor</depend>
   <depend>tl_expected</depend>
+  <depend>urdfdom</depend>
   <depend>yaml_cpp_vendor</depend>
 
   <test_depend>roboplan_example_models</test_depend>