Fix git call syntax in commit_id.bat BUG=angle:566 Change-Id: I437bdec916dbfe12cb310a20d4f38c18072eacd0 Reviewed-on: https://chromium-review.googlesource.com/187210 Reviewed-by: Jamie Madill <jmadill@chromium.org> Tested-by: Shannon Woods <shannonwoods@chromium.org> (cherry picked from commit aacedfcffbca780c56dda2ab03ee07faccf0fbec) Reviewed-on: https://chromium-review.googlesource.com/187201 Reviewed-by: Shannon Woods <shannonwoods@chromium.org>