Bump codecov/codecov-action from 4 to 5 (#491)

Bumps [codecov/codecov-action](https://github.com/codecov/codecov-action) from 4 to 5.
- [Release notes](https://github.com/codecov/codecov-action/releases)
- [Changelog](https://github.com/codecov/codecov-action/blob/main/CHANGELOG.md)
- [Commits](codecov/codecov-action@v4...v5)

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

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/ci.yml

@@ -88,7 +88,7 @@ jobs:
         env:
           JULIA_LLVM_ARGS: ${{ matrix.llvm_args }}
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v4
+      - uses: codecov/codecov-action@v5
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           fail_ci_if_error: false
@@ -168,7 +168,7 @@ jobs:
           JULIA_LLVM_ARGS: ${{ matrix.llvm_args }}
       - uses: julia-actions/julia-processcoverage@v1
         if: ${{ steps.buildkite-token.outputs.available == 'true' }}
-      - uses: codecov/codecov-action@v4
+      - uses: codecov/codecov-action@v5
         if: ${{ steps.buildkite-token.outputs.available == 'true' }}
         with:
           token: ${{ secrets.CODECOV_TOKEN }}