build(deps): bump codecov/codecov-action from 5.4.2 to 5.4.3 (#4199)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 5.4.2 to 5.4.3.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@ad3126e...18283e0)

---
updated-dependencies:
- dependency-name: codecov/codecov-action
  dependency-version: 5.4.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/build.yml

@@ -126,7 +126,7 @@ jobs:
         run: dotnet test Sentry-CI-Build-${{ runner.os }}.slnf -c Release --no-build --nologo -l GitHubActions -l "trx;LogFilePrefix=testresults_${{ runner.os }}" --collect "XPlat Code Coverage"
 
       - name: Upload code coverage
-        uses: codecov/codecov-action@ad3126e916f78f00edff4ed0317cf185271ccc2d
+        uses: codecov/codecov-action@18283e04ce6e62d37312384ff67231eb8fd56d24
 
       - name: Upload build and test outputs
         if: failure()