chroot_version_hooks.d: Clean-up clang-python

Unmerge dev-python/clang-python to remove out-dated dependencies from
the old chroot.

BUG=chromium:1059832
TEST=./update_chroot unmerges clang-python

Change-Id: I54f9bc1fe05b8c36fba836f8ddb0b4254d21243e
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/2095695
Commit-Queue: Denis Nikitin <denik@chromium.org>
Tested-by: Denis Nikitin <denik@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
1 file changed