chromacs: Remove gerrit-refresh

Instead of refreshing CL comment state whenever a user invokes gerrit-refresh,
just invoking the gerrit-comments command will refresh the state.

BUG=None
TEST=Used with test init.el file.

Change-Id: I7e15c477241c97e23cdcbcedba6b34d6c5587f61
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/2337174
Tested-by: Aaron Massey <aaronmassey@chromium.org>
Reviewed-by: Jack Rosenthal <jrosenth@chromium.org>
Commit-Queue: Aaron Massey <aaronmassey@chromium.org>
3 files changed