Remove OCI url

Author: Yannick Scherer

Dockerfile

@@ -5,7 +5,6 @@ ARG USER="builder"
 LABEL maintainer="Yannick Scherer <[email protected]>"
 LABEL org.opencontainers.image.authors="Yannick Scherer <[email protected]>"
 LABEL org.opencontainers.image.licenses="MIT"
-LABEL org.opencontainers.image.url="https://github.com/into-docker/into-docker-create-react-app"
 
 LABEL org.into-docker.builder-user="${USER}"
 LABEL org.into-docker.runner-image="nginx:1.17.9-alpine"