[bazel] Add option to disable ganesh/gl native interface

G3 will need to disable this for some clients.

Change-Id: I443d0c9cc407d415d74868c2a240278afd96b137
Bug: b/237076898
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/571636
Reviewed-by: Ben Wagner <bungeman@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
2 files changed