CI: apparently forgejo prefers github vendor prefix

.forgejo/workflows/webhook.yml

@@ -10,8 +10,8 @@ jobs:
       - run: |
           apk add ca-certificates curl
           curl -v -X POST --data '{
-            "commit": "${{forgejo.sha}}",
-            "ref": "${{forgejo.ref}}",
+            "commit": "${{github.sha}}",
+            "ref": "${{github.ref}}",
             "default-branch": "main"
           }' 'https://$token:${{secrets.quay_token}}@quay.io/webhooks/push/trigger/48d15dc7-ef9a-45bd-83e6-e1714c73dca6'
         shell: ash -eo pipefail {0}