Removing openMP dep on MPPI (#5506)

Signed-off-by: SteveMacenski <[email protected]>

Author: SteveMacenski

nav2_mppi_controller/package.xml

@@ -14,7 +14,6 @@
   <depend>angles</depend>
   <depend>backward_ros</depend>
   <depend>geometry_msgs</depend>
-  <depend>libomp-dev</depend>
   <depend>nav2_common</depend>
   <depend>nav2_core</depend>
   <depend>nav2_costmap_2d</depend>