Chore(deps-dev): Bump nextcloud/openapi-extractor

Bumps [nextcloud/openapi-extractor](https://github.com/nextcloud-releases/openapi-extractor) from 1.8.6 to 1.8.7.
- [Changelog](https://github.com/nextcloud-releases/openapi-extractor/blob/main/CHANGELOG.md)
- [Commits](nextcloud-releases/openapi-extractor@v1.8.6...v1.8.7)

---
updated-dependencies:
- dependency-name: nextcloud/openapi-extractor
  dependency-version: 1.8.7
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: Christian Hartmann <chris-hartmann@gmx.de>

Author: dependabot[bot]

openapi.json

@@ -4555,8 +4555,7 @@
                             "schema": {
                                 "type": "object",
                                 "required": [
-                                    "path",
-                                    "fileFormat"
+                                    "path"
                                 ],
                                 "properties": {
                                     "path": {