add github action to publish to CDN

Author: Ben Siggery

.github/workflows/changeset-release.yml

@@ -218,5 +218,4 @@ jobs:
         with:
           os: ${{ inputs.os }}
           node-version: ${{ inputs.node-version }}
-          # package-version: v${{ steps.extract-version.outputs.cookie_banner_version }}
-          package-version: v2.3.4
+          package-version: v${{ steps.extract-version.outputs.cookie_banner_version }}