Fix Notebook sync release workflow trigger

Author: sutaakar

Diff for: .github/workflows/release.yaml

@@ -106,7 +106,7 @@ jobs:
                 gh workflow run odh-notebooks-sync.yml \
                   --repo ${{ github.event.inputs.codeflare-repository-organization }}/codeflare-sdk \
                   --ref ${{ github.ref }} \
-                  --field upstream-repository-organization=opendatahub-io
+                  --field upstream-repository-organization=opendatahub-io \
                   --field codeflare-repository-organization=${{ github.event.inputs.codeflare-repository-organization }} \
                   --field codeflare_sdk_release_version=${{ github.event.inputs.release-version }}
               env: