Ensures channel on alternate release

Author: crdant

smoke-test/action.yml

@@ -99,7 +99,7 @@ runs:
     id: 'create-release'
     uses: docker://replicated/vendor-cli:latest
     with:
-      args: release create --yaml-dir ${{ inputs.yaml-dir }} --promote ${{ env.CHANNEL_NAME }} --version ${{ env.APP_VERSION }}
+      args: release create --ensure-channel --yaml-dir ${{ inputs.yaml-dir }} --promote ${{ env.CHANNEL_NAME }} --version ${{ env.APP_VERSION }}
     env:
       REPLICATED_API_TOKEN: ${{ inputs.api-token }}
       REPLICATED_APP: ${{ inputs.app-slug }}