Remove maintainer label

3.13/Dockerfile

@@ -1,7 +1,5 @@
 FROM alpine:3.13.10 AS base
 
-LABEL maintainer="The Dockage Authors"
-
 RUN echo '@edge http://dl-cdn.alpinelinux.org/alpine/edge/main' >> /etc/apk/repositories \
     && echo '@edgecommunity http://dl-cdn.alpinelinux.org/alpine/edge/community' >> /etc/apk/repositories \
     && echo '@testing http://dl-cdn.alpinelinux.org/alpine/edge/testing' >> /etc/apk/repositories \