Remove BundleCheck post-checkout hook

This hook presents a problem in a few edge cases where rebasing with
could cause unfortunate merge conflicts to occur.

Running this as a post-checkout hook is probably a bit overzealous.
Remove it since the pre-commit hook should provide plenty of protection.

Change-Id: I4be1572474a177c5cdfa859d512a0a4f786e5716
Reviewed-on: http://gerrit.causes.com/41206
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane.dasilva@brigade.com>