[bazel] Add third_party to skia_all_hdrs

No-Try: true
Change-Id: I15d274bb7c63a3ddfd1d9143b472454cffcf0644
Reviewed-on: https://skia-review.googlesource.com/99541
Commit-Queue: Mike Klein <mtklein@chromium.org>
Reviewed-by: Mike Klein <mtklein@chromium.org>
1 file changed