SkSL now supports functions defined in sksl_gpu.inc

Change-Id: Ib29f41f6e71b176fec1ead26259ad1945a41e634
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/254677
Reviewed-by: Brian Osman <brianosman@google.com>
Commit-Queue: Ethan Nicholas <ethannicholas@google.com>
10 files changed