Rollback changes to ci.yaml

Author: Jiaxin Fan

.github/workflows/ci.yaml

@@ -102,4 +102,4 @@ jobs:
         run: |
           RUNTIME_NAME=${GITHUB_REF_NAME%@*}
           IMAGE_TAG=${GITHUB_REF_NAME##*@}
-          ./gradlew :core:$RUNTIME_NAME:distDocker -PdockerRegistry=docker.io -PdockerImagePrefix=openwhisk -PdockerImageTag=$IMAGE_TAG
+          ./gradlew :core:$RUNTIME_NAME:distDocker -PdockerRegistry=docker.io -PdockerImagePrefix=openwhisk -PdockerImageTag=$IMAGE_TAG