[graphite] Rename Dev2Local to LocalCoords

This renaming makes the SnippetRequirementFlags just say what is needed.
Not how Graphite implements it.

Bug: skia:12701
Change-Id: I0506c55775c29c30d55c696c4c1f71e91156a5a4
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/534761
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
6 files changed