Roll Tint from e08cc15dd9 to 30c03a5d50 (1 revision)

https://dawn.googlesource.com/tint.git/+log/e08cc15dd97e..30c03a5d5075

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/master/autoroll/README.md

Bug: None
Tbr: cwallez@google.com
Change-Id: I52e3bbf84dffe28dedc71159f7561caa7c5c4464
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/49602
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@e08cc15dd97e008f8d19ff3fc28ec67c56bf0543',
+    'url': '{dawn_git}/tint@30c03a5d5075a5935c66eb5a82a85b4f87ddf116',
   },
 
   # GLFW for tests and samples