Roll Skia from 3c4eba994a40 to 3a6e1b892c2f (2 revisions)

https://skia.googlesource.com/skia.git/+log/3c4eba994a40..3a6e1b892c2f

2022-07-22 johnstiles@google.com Add support for texture-sharpening sample bias in Metal.
2022-07-22 johnstiles@google.com Improve support for sampler2d type in Metal.

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-skiabot-test-autoroll
Please CC borenet@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Skia: https://bugs.chromium.org/p/skia/issues/entry

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

Tbr: borenet@google.com
Change-Id: Iaf8c74fcbba1cf116a1c438c39d0526966386679
Reviewed-on: https://skia-review.googlesource.com/c/skiabot-test/+/561717
Bot-Commit: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: skia-autoroll <skia-autoroll@skia-public.iam.gserviceaccount.com>
diff --git a/DEPS b/DEPS
index d6eb984..2a20be0 100644
--- a/DEPS
+++ b/DEPS
@@ -3,7 +3,7 @@
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.
-  'skia_revision': '3c4eba994a4088187c84ca310b2562b0ce21278d',
+  'skia_revision': '3a6e1b892c2ffd434eea7a5d36c624120d61e9df',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling Skia
   # and whatever else without interference from each other.