remove unused file

docker/Dockerfile.gccgo_build

@@ -1,44 +0,0 @@
-FROM gcc:11 as builder
-RUN mkdir -p /go/src/github.com/seaweedfs/
-RUN git clone https://github.com/seaweedfs/seaweedfs /go/src/github.com/seaweedfs/seaweedfs
-ARG BRANCH=${BRANCH:-master}
-RUN cd /go/src/github.com/seaweedfs/seaweedfs && git checkout $BRANCH
-RUN cd /go/src/github.com/seaweedfs/seaweedfs/weed \
-  && apt-get update \
-  && apt-get install -y golang-src \
-  && export LDFLAGS="-X github.com/seaweedfs/seaweedfs/weed/util.COMMIT=$(git rev-parse --short HEAD)" \
-  && CGO_ENABLED=0 go install -ldflags "-extldflags -static ${LDFLAGS}" -compiler=gccgo -tags gccgo,noasm
-
-FROM alpine AS final
-LABEL author="Chris Lu"
-COPY --from=builder /go/bin/weed /usr/bin/
-RUN mkdir -p /etc/seaweedfs
-COPY --from=builder /go/src/github.com/seaweedfs/seaweedfs/docker/filer.toml /etc/seaweedfs/filer.toml
-COPY --from=builder /go/src/github.com/seaweedfs/seaweedfs/docker/entrypoint.sh /entrypoint.sh
-RUN apk add fuse # for weed mount
-
-# volume server gprc port
-EXPOSE 18080
-# volume server http port
-EXPOSE 8080
-# filer server gprc port
-EXPOSE 18888
-# filer server http port
-EXPOSE 8888
-# master server shared gprc port
-EXPOSE 19333
-# master server shared http port
-EXPOSE 9333
-# s3 server http port
-EXPOSE 8333
-# webdav server http port
-EXPOSE 7333
-
-RUN mkdir -p /data/filerldb2
-
-VOLUME /data
-WORKDIR /data
-
-RUN chmod +x /entrypoint.sh
-
-ENTRYPOINT ["/entrypoint.sh"]