Use dashes in workflow names

.github/workflows/ci-openapi.yml

@@ -140,7 +140,7 @@ jobs:
 
             No changes to OpenAPI specification found. See history of this comment for previous changes.
 
-  publish_unstable:
+  publish-unstable:
     name: OpenAPI - Publish Unstable Spec
     if: |
       github.event_name != 'pull_request_target' && 
@@ -205,7 +205,7 @@ jobs:
             fi
             ) 200>/run/workflows/openapi-unstable.lock
 
-  publish_stable:
+  publish-stable:
     name: OpenAPI - Publish Stable Spec
     if: |
       startsWith(github.ref, 'refs/tags/v') &&