remove references to goma

goma is not maintained anymore.

Bug: 41489832
Change-Id: I3e287cd9ac547fe1df93dc21e39db8b8f1f56eff
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/third_party/libunwindstack/+/5599420
Reviewed-by: Mike Wittman <wittman@chromium.org>
1 file changed