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

---
updated-dependencies:
- dependency-name: actions/checkout
  dependency-version: '5'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

…ions/checkout-5

chore(deps): bump actions/checkout from 4 to 5

…references

feat: adds a default validation rule for unresolved references

Publish benchmark results to GitHub Actions workflow artifacts.

- Ignore BenchmarkDotNet profiler files.
- Ignore Visual Studio profiler session files.

- Avoid allocations from lambda closures.
- Avoid allocations from context strings.
- Avoid allocations from copying arrays.
- Remove redundant null checks.

Make all delegates static.

Resolve two CodeQL warnings.

fix: Validate schema property is not null

- Create helpers to reduce code duplication.
- Remove unused method.

Create common implementation to walk `OpenApiTag` and `OpenApiTagReference`.

Remove redundant comment.

Add results from 1c49855.

fix: Improve OpenApiWalker performance

…n--components--Microsoft.OpenApi

chore(main): release 2.1.0