[graphite] Enable manual image tiling GMs (take 2)

Skipping only some GMs that have names that are prefixes of others is surprisingly painful on the bots.

Bug: b/267656937
Change-Id: Id325e71e5ca206a2049b06fa0d367cc29d6605db
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/717857
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
3 files changed