rm mercurial cause it's replaced by git

Author: pengcheng

modules/Dockerfile.alpine

@@ -14,7 +14,7 @@ COPY ./ /modules/
 
 RUN apk update \
     && apk add linux-headers openssl-dev pcre2-dev zlib-dev openssl abuild \
-               musl-dev libxslt libxml2-utils make mercurial gcc unzip git \
+               musl-dev libxslt libxml2-utils make gcc unzip git \
                xz g++ coreutils curl \
     # allow abuild as a root user \
     && printf "#!/bin/sh\\nSETFATTR=true /usr/bin/abuild -F \"\$@\"\\n" > /usr/local/bin/abuild \