Bump rswag-ui from 2.15.0 to 2.16.0

Bumps [rswag-ui](https://github.com/rswag/rswag) from 2.15.0 to 2.16.0.
- [Release notes](https://github.com/rswag/rswag/releases)
- [Changelog](https://github.com/rswag/rswag/blob/master/CHANGELOG.md)
- [Commits](rswag/rswag@2.15.0...2.16.0)

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

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

Gemfile.lock

@@ -251,9 +251,9 @@ GEM
     rswag-api (2.15.0)
       activesupport (>= 5.2, < 8.0)
       railties (>= 5.2, < 8.0)
-    rswag-ui (2.15.0)
-      actionpack (>= 5.2, < 8.0)
-      railties (>= 5.2, < 8.0)
+    rswag-ui (2.16.0)
+      actionpack (>= 5.2, < 8.1)
+      railties (>= 5.2, < 8.1)
     ruby2_keywords (0.0.5)
     sassc (2.4.0)
       ffi (~> 1.9)