enter_chroot: pass ~/.config/chromite/ in

We're going to start putting more configs into this, so bind mount
it into the SDK if it's available.

BUG=None
TEST=`cros_sdk` has ~/.config/chromite/ in it

Change-Id: I5f787bf8c6dba10db1ff338f365abcc1b19e350a
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosutils/+/2746439
Tested-by: Mike Frysinger <vapier@chromium.org>
Auto-Submit: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Alex Klein <saklein@chromium.org>
Reviewed-by: Alex Klein <saklein@chromium.org>
1 file changed