Bump rswag-api from 2.6.0 to 2.7.0

Bumps [rswag-api](https://github.com/rswag/rswag) from 2.6.0 to 2.7.0.
- [Release notes](https://github.com/rswag/rswag/releases)
- [Changelog](https://github.com/rswag/rswag/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rswag/rswag/compare/2.6.0...2.7.0)

---
updated-dependencies:
- dependency-name: rswag-api
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Gemfile.lock

@@ -593,7 +593,7 @@ GEM
       rspec-mocks (~> 3.10)
       rspec-support (~> 3.10)
     rspec-support (3.10.3)
-    rswag-api (2.6.0)
+    rswag-api (2.7.0)
       railties (>= 3.1, < 7.1)
     rswag-specs (2.6.0)
       activesupport (>= 3.1, < 7.1)