Roll Tint from 884a4e2172 to 9b1ee6bdea (2 revisions)

https://dawn.googlesource.com/tint.git/+log/884a4e2172ef..9b1ee6bdeafd

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/master/autoroll/README.md

Bug: None
Tbr: kainino@google.com
Change-Id: I4cc557b1bdb52e5133e44f9a6914791b49255d7d
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/50806
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@884a4e2172efc278e093684b61552ef4084fe916',
+    'url': '{dawn_git}/tint@9b1ee6bdeafd19c84560339ee30404adf3a69c4e',
   },
 
   # GLFW for tests and samples