Update test expectations after SPIRV-Cross change

A recent roll altered the declaration of gl_SampleMask

https://chromium.googlesource.com/external/github.com/KhronosGroup/SPIRV-Cross/+/5d7ee6ad11121ab79bc16075e070b6b1fd81b828

Change-Id: I0864b2bdd82468d4909431c693da69b37a2cf568
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/770596
Commit-Queue: John Stiles <johnstiles@google.com>
Auto-Submit: Brian Osman <brianosman@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
1 file changed