tools/git-sync-deps: less verbose when fetch is needed

Change-Id: I0ab76132b9e21544ed3dfb87bd7adc91c4c4e656
Reviewed-on: https://skia-review.googlesource.com/8387
Reviewed-by: Mike Klein <mtklein@chromium.org>
Commit-Queue: Hal Canary <halcanary@google.com>
1 file changed