Revert "Disable failing rust test"

This reverts commit 8e635c4850fd92a754538861dee0ebb3745ebc29.

Reason for revert: Fixed rust-lang/rust#111256

Original change's description:
> Disable failing rust test
>
> Bug: 1442943
> Change-Id: I4232350f05c41c71971d31f18e6d6ad57a4d21d4
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4506666
> Reviewed-by: danakj <danakj@chromium.org>
> Auto-Submit: Hans Wennborg <hans@chromium.org>
> Commit-Queue: Hans Wennborg <hans@chromium.org>
> Commit-Queue: danakj <danakj@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#1140208}

Bug: 1442943
Change-Id: I645e2319fb289b48aaacc1fab431cb7d8e8acbc9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4513455
Reviewed-by: Hans Wennborg <hans@chromium.org>
Auto-Submit: danakj <danakj@chromium.org>
Commit-Queue: Hans Wennborg <hans@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1144642}
NOKEYCHECK=True
GitOrigin-RevId: 5ac3835d5d0d3b50a367b960f16eb603d8767c0f

Author: danakj

build_rust.py

@@ -88,9 +88,6 @@
     os.path.join('tests', 'ui', 'numeric', 'numeric-cast.rs'),
 ]
 EXCLUDED_TESTS_WINDOWS = [
-    # TODO(crbug.com/1442943): Re-enable when fixed.
-    os.path.join('tests', 'ui', 'native-library-link-flags',
-                 'msvc-non-utf8-output.rs'),
 ]
 
 CLANG_SCRIPTS_DIR = os.path.join(THIS_DIR, '..', 'clang', 'scripts')