Roll Tint from 6e459fecb7 to 4d22c1dc2f (6 revisions)

https://dawn.googlesource.com/tint.git/+log/6e459fecb794..4d22c1dc2f9d

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

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

Bug: None
Tbr: kainino@google.com
Change-Id: I8c0fac6db0714a7190acf38a5040823b728648be
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/58022
Reviewed-by: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>

DEPS

@@ -96,7 +96,7 @@ deps = {
 
   # WGSL support
   'third_party/tint': {
-    'url': '{dawn_git}/tint@6e459fecb794666fb7d1ddc25b93a025eed1bf40',
+    'url': '{dawn_git}/tint@4d22c1dc2f9df0a83aea21619094a5108a451861',
   },
 
   # GLFW for tests and samples