[packages/xen] (6 commits) Non-fast-forward update to branch dev-4.17

[qboosh]

The branch 'dev-4.17' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch.

Commits removed from the branch:

  dcac19f... - updated to 4.17.0 (new sonames)

Commits added to the branch:

  aba95ee... - python fixes from upstream (*)
  17b0612... - python fixes from upstream, force python3 shebang when bu (*)
  facebc0... - looks like ZopeInterface is no longer required (can't fin (*)
  c0c5607... - updated to 4.16.5 (*)
  0692e14... - allow build with gcc 10 and 11 (*)
  b062bea... - updated to 4.17.0 (new sonames)

(*) This commit already existed in another branch; no separate mail sent