Remove "master" from lua files

Bug: chromium:1101491
Bug: b/161896447

Change-Id: I68f7f0ed65ac94550b167328e70d7bdb25a60189
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/305964
Reviewed-by: Eric Boren <borenet@google.com>
Commit-Queue: Leon Scroggins <scroggo@google.com>
2 files changed