Roll SwiftShader from 51c43dc015b7 to 55dd5e7034ed (1 revision)

https://swiftshader.googlesource.com/SwiftShader.git/+log/51c43dc015b7..55dd5e7034ed

2022-05-31 capn@google.com Optimize SPIR-V matrix operations using FMA

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 lokokung@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: lokokung@google.com
Change-Id: Ife51a5847a6f4c4435ec238303fc07d70ca6e2de
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/92100
Commit-Queue: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Bot-Commit: Dawn Autoroller <dawn-autoroll@skia-public.iam.gserviceaccount.com>

DEPS

@@ -134,7 +134,7 @@ deps = {
   },
 
   'third_party/swiftshader': {
-    'url': '{swiftshader_git}/SwiftShader@51c43dc015b7a1d73cfd6baf4bf95718a92acb82',
+    'url': '{swiftshader_git}/SwiftShader@55dd5e7034edde15f0b700bb21e6e59fd93b8508',
     'condition': 'dawn_standalone',
   },