Use remapped entry point name in D3D12

Tint may remap entry point names when translating a shader, so need to
use the Inspector to get the remapped name for calling into DXC/FXC.

Roll third_party/tint/ 1995ddf87..1980095da (1 commit)

https://dawn.googlesource.com/tint/+log/1995ddf876ef..1980095da7f4

$ git log 1995ddf87..1980095da --date=short --no-merges --format='%ad %ae%s'
2020-11-12 rharrison [inspector] Convert GetRemapped to be a pass through

Created with:
  roll-dep third_party/tint

BUG=tint:273

Change-Id: I62cdd78334d4b3dacfdd7cf5668917622bc22ea2
Reviewed-on: https://dawn-review.googlesource.com/c/dawn/+/32540
Commit-Queue: Ryan Harrison <rharrison@chromium.org>
Reviewed-by: dan sinclair <dsinclair@chromium.org>

DEPS

@@ -90,7 +90,7 @@ deps = {
 
   # WGSL support
   'third_party/tint': {
-    'url': '{dawn_git}/tint@1995ddf876eff0fec462f91cbd5b3b9ecea112a3',
+    'url': '{dawn_git}/tint@1980095da7f4325ab474166ab84ebe953afe80c3',
     'condition': 'dawn_standalone',
   },