Create Branch-Review label

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pruned from CLs that aren't opted-in to branch review in the Prolog
configuration.

Change-Id: I50039401b49ced5c5509908ee56715876564146b
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/+/1801930
Commit-Queue: Chris McDonald <cjmcdonald@chromium.org>
Tested-by: Chris McDonald <cjmcdonald@chromium.org>
Reviewed-by: Chris McDonald <cjmcdonald@chromium.org>
1 file changed