findmissing: missing: Re-use Change-IDs if possible

Re-use the same Change-ID for commits into multiple branches.

BUG=None
TEST=Handle commits into multiple branches

Change-Id: If6a7fb5ff745d533e3b5277374b2f2f53a796333
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/dev-util/+/2280247
Tested-by: Guenter Roeck <groeck@chromium.org>
Reviewed-by: Curtis Malainey <cujomalainey@chromium.org>
Commit-Queue: Guenter Roeck <groeck@chromium.org>
1 file changed