Fix DM_ARGS in public.bzl.

Broken by https://skia-review.googlesource.com/32862. It seems that
"tiles_rt" and "pic" configs were passing at one point, but have since
bit-rotted after being renamed to "tiles_rt-8888" and "pic-8888" and
thus ignored by dm.

No-Try: true
Change-Id: I00a5e5a0cc2090566809a61fa310c8ddaafdea43
Reviewed-on: https://skia-review.googlesource.com/33581
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Ben Wagner <benjaminwagner@google.com>
1 file changed