chroot_version_hooks.d: Cleanup .bash_profile for argcomplete

Remove the command added to .bash_profile and also remove
`python-argcomplete.sh` from chromite/sdk/etc/bash_completion.d/.

BUG=None
TEST=./update_chroot and verified

Cq-Depend: chromium:3282448
Change-Id: Ie5e9f19af9080b441c859e24ebe14369d4e356dd
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/3284165
Reviewed-by: Alex Klein <saklein@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Cindy Lin <xcl@google.com>
Tested-by: Cindy Lin <xcl@google.com>
1 file changed