Bump @stoplight/spectral-cli from 6.15.0 to 6.15.1

Bumps [@stoplight/spectral-cli](https://github.com/stoplightio/spectral) from 6.15.0 to 6.15.1.
- [Release notes](https://github.com/stoplightio/spectral/releases)
- [Changelog](https://github.com/stoplightio/spectral/blob/develop/CHANGELOG.md)
- [Commits](https://github.com/stoplightio/spectral/compare/@stoplight/spectral-cli-6.15.0...@stoplight/spectral-cli-6.15.1)

---
updated-dependencies:
- dependency-name: "@stoplight/spectral-cli"
  dependency-version: 6.15.1
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -15,7 +15,7 @@
     "license-checker": "^25.0.1",
     "minimist": "^1.2.2",
     "@redocly/cli": "^2.26.0",
-    "@stoplight/spectral-cli": "^6.15.0",
+    "@stoplight/spectral-cli": "^6.15.1",
     "swagger-cli": "^4.0.4"
   }
 }