[cmake] Add tf in the catkin package dependency.

This is necessary to include tf in the library to be linked with.

CMakeLists.txt

@@ -184,7 +184,7 @@ generate_messages( DEPENDENCIES std_msgs )
 
 # This is necessary so that the pc file generated by catking is similar to the on
 # done directly by jrl-cmake-modules
-catkin_package(CATKIN_DEPENDS message_runtime roscpp realtime_tools bullet ${SOT_PKGNAMES}
+catkin_package(CATKIN_DEPENDS message_runtime roscpp realtime_tools bullet ${SOT_PKGNAMES} tf
 LIBRARIES ros_bridge ros_interpreter sot_loader
 )