Roll Tint from bd3edb564f to 294cb95f0e (7 revisions)

https://dawn.googlesource.com/tint.git/+log/bd3edb564fd6..294cb95f0e23

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 cwallez@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: cwallez@google.com
Change-Id: I00ba4b7494694f86122dde9eda6dd6b1d0feb6bf
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/59500
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@bd3edb564fd638cd5261dac10b82024460dea947',
+    'url': '{dawn_git}/tint@294cb95f0e23e8cb6b64713c8ca9ae2908aee612',
   },
 
   # GLFW for tests and samples