Roll SwiftShader from 5ca5b0ae5a7d to d070309f7d15 (5 revisions)

https://swiftshader.googlesource.com/SwiftShader.git/+log/5ca5b0ae5a7d..d070309f7d15

2022-05-27 capn@google.com Add a pragma option to zero-initialize Reactor local variables
2022-05-27 capn@google.com Provide access to TLS variables for origin tracking
2022-05-27 swiftshader.regress@gmail.com Regres: Update test lists @ 5ca5b0ae
2022-05-27 nicolascapens@google.com Merge changes I10d8c713,Ib474fd28
2022-05-27 sugoi@google.com Fix SpirvShader::Interpolate() for Centroid without multisampling

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/swiftshader-dawn-autoroll
Please CC bclayton@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 Dawn: https://bugs.chromium.org/p/dawn/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: bclayton@google.com
Change-Id: If36affaedc9d9740bdc3a5b970393d2bc9cf375e
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/91783
Kokoro: Kokoro <noreply+kokoro@google.com>
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>

DEPS

@@ -134,7 +134,7 @@ deps = {
   },
 
   'third_party/swiftshader': {
-    'url': '{swiftshader_git}/SwiftShader@5ca5b0ae5a7d0a2f05538d405426a5331ffd680b',
+    'url': '{swiftshader_git}/SwiftShader@d070309f7d154d6764cbd514b1a5c8bfcef61d06',
     'condition': 'dawn_standalone',
   },