Run the Programs unit test on all rendering backends

Change-Id: I2bf8070fccacb21d2c5de56cdd9b6b77adb6c5a1
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/368876
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Greg Daniel <egdaniel@google.com>
4 files changed