Apply suggestions from code review

Co-authored-by: Sai Kishor Kothakota <[email protected]>

diff_drive_controller/package.xml

@@ -15,9 +15,10 @@
   <url type="bugtracker">https://github.com/ros-controls/ros2_controllers/issues</url>
   <url type="repository">https://github.com/ros-controls/ros2_controllers/</url>
 
-  <maintainer email="[email protected]">Bence Magyar</maintainer>
+  <author email="[email protected]">Bence Magyar</author>
   <author>Enrique Fernández</author>
   <author>Manuel Meraz</author>
+  <author email="[email protected]">Jordan Palacios</author>
 
   <buildtool_depend>ament_cmake</buildtool_depend>
   <build_depend>generate_parameter_library</build_depend>