add missing include

4 jobs for v3.2.1 in 1 minute and 20 seconds (queued for 1 second)
latest
Name Stage Failure
failed
robotpkg-sot-dynamic-pinocchio-v3-18.04-release Test
No job log
failed
robotpkg-sot-dynamic-pinocchio-v3-16.04-release Test
No job log
failed
robotpkg-sot-dynamic-pinocchio-v3-14.04-release Test
No job log
failed
doc-coverage Test
No job log