Make scripts use bash and not sh

sh doesn't have all of the features of bash and was causing problems for
other users. So the scripts use #!/bin/bash now

Bug: b/221232298
Change-Id: I6dd2774ee405e441c1e1400813a1e1b67fa5e73e
2 files changed
tree: aaa045fea2d7d2d635e8bf55d203e110dc5cc6fe
  1. commit-msg
  2. install_hooks.sh
  3. pre-commit