Roll SPIRV-Tools from f428aa39ca2b to 8a0ebd40f86d (1 revision)

f428aa39ca..8a0ebd40f8

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/spirv-tools-angle-autoroll
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: Id9c2c30cb142fe4a4c20c5f63f90ac2896b7bac4
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2387377
Reviewed-by: angle-autoroll <angle-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: angle-autoroll <angle-autoroll@skia-public.iam.gserviceaccount.com>

DEPS

@@ -80,7 +80,7 @@ vars = {
   'spirv_headers_revision': '3fdabd0da2932c276b25b9b4a988ba134eba1aa6',
 
   # Current revision of SPIRV-Tools for Vulkan.
-  'spirv_tools_revision': 'f428aa39ca2b18061c85abba1ed5a244b09fc411',
+  'spirv_tools_revision': '8a0ebd40f86d1f18ad42ea96c6ac53915076c3c7',
 
   # Current revision of Khronos Vulkan-Headers.
   'vulkan_headers_revision': 'ced848d699b5673a7df900bcfe0b1a6ba9e989ce',