Roll SwiftShader from 476165cc7c0c to ecba967ea71f (4 revisions)

https://swiftshader.googlesource.com/SwiftShader.git/+log/476165cc7c0c..ecba967ea71f

2022-08-31 nicolascapens@google.com Revert "Workaround vkGetPhysicalDeviceProperties2() issue"
2022-08-31 nicolascapens@google.com Revert "Temporarily allow unsupported structures in PhysicalDevice::getFeatures2()"
2022-08-31 nicolascapens@google.com Revert "Workaround for dEQP-VK.info.device_mandatory_features failure"
2022-08-30 swiftshader.regress@gmail.com Regres: Update test lists @ 476165cc

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

To file a bug in SwiftShader: https://bugs.chromium.org/p/swiftshader/issues/entry
To file a bug in ANGLE: https://bugs.chromium.org/p/angleproject/issues/entry

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: jonahr@google.com
Change-Id: I45b55e0d0855070822671a62f21f29d76fd6057a
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/3863902
Bot-Commit: angle-autoroll <angle-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: angle-autoroll <angle-autoroll@skia-public.iam.gserviceaccount.com>

DEPS

@@ -546,7 +546,7 @@ deps = {
   },
 
   'third_party/SwiftShader': {
-    'url': '{swiftshader_git}/SwiftShader@476165cc7c0c7247869c13f7f80dd25ec1fd2b03',
+    'url': '{swiftshader_git}/SwiftShader@ecba967ea71ff219de64131f774d7fdd37473ada',
     'condition': 'not build_with_chromium',
   },