Revert "Dummy change to schema file"

This reverts commit dc6178b.

Author: ralfhandl

.github/workflows/check-restricted-files.yaml

@@ -8,7 +8,6 @@ name: check-restricted-files
 on:
   pull_request:
     paths:
-      - 'schemas/**/*.json'
       - 'schemas/**/*.yaml'
       - 'versions/*.md'
 

schemas/v3.0/schema.yaml

@@ -1,6 +1,6 @@
 id: https://spec.openapis.org/oas/3.0/schema/WORK-IN-PROGRESS
 $schema: http://json-schema.org/draft-04/schema#
-description: The description of OpenAPI v3.0.x Documents - dummy change
+description: The description of OpenAPI v3.0.x Documents
 type: object
 required:
   - openapi