ROS build failing on melodic

[Affonso-Gui]

Ros build is currently failing with:

File "/tmp/pip-build-env-D96krl/overlay/lib/python2.7/site-packages/setuptools/command/py36compat.py", line 120, in _add_defaults_ext
      self.filelist.extend(build_ext.get_source_files())
    File "setup.py", line 201, in get_source_files
      self.cython_sources(ext.sources, ext)
    File "/usr/lib/python2.7/distutils/cmd.py", line 105, in __getattr__
      raise AttributeError, attr
  AttributeError: cython_sources
  ----------------------------------------

https://build.ros.org/job/Nbin_ufv8_uFv8__euslime__ubuntu_focal_arm64__binary/82/display/redirect

Most likely a version dependency issue, but I couldn't take the time to setup a local build and debug.

In case anyone wants to give it a shot in bumping the dependencies and releasing a fix:
@sktometometo
@YUKINA-3252

[Affonso-Gui]

Also failing on noetic on arm64 and armhf (amd64 is passing).

https://build.ros.org/job/Nbin_ufv8_uFv8__euslime__ubuntu_focal_arm64__binary/
https://build.ros.org/job/Nbin_ufhf_uFhf__euslime__ubuntu_focal_armhf__binary/