chore(mirrors): delete aliyun mirrors

Author: duanhongyi

Dockerfile

@@ -9,8 +9,7 @@ ENV PGDATA $PGDATA/$PG_MAJOR
 ENV WALG_ENVDIR /etc/wal-g.d/env
 ADD https://github.com/wal-g/wal-g/releases/download/v0.2.16/wal-g.linux-amd64.tar.gz /bin
 
-RUN sed -i s/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g /etc/apk/repositories \
-  && mkdir -p $WALG_ENVDIR \
+RUN mkdir -p $WALG_ENVDIR \
   && tar -xvzf /bin/wal-g.linux-amd64.tar.gz -C /bin && rm /bin/wal-g.linux-amd64.tar.gz \
   && wget https://github.com/sgerrand/alpine-pkg-glibc/releases/download/2.31-r0/glibc-2.31-r0.apk \
     && apk add --allow-untrusted glibc-2.31-r0.apk \