ci(release): set dispatch event type to "octokit/openapi release"

Author: gr2m

.github/workflows/release-notifier.yml renamed to .github/workflows/release-notification.yml

@@ -12,4 +12,4 @@ jobs:
         with:
           app_id: ${{ secrets.RELEASE_NOTIFIER_APP_ID }}
           private_key: ${{ secrets.RELEASE_NOTIFIER_APP_PRIVATE_KEY }}
-          dispatch_event_type: octokit/openapi-release
+          dispatch_event_type: "octokit/openapi release"