wip: cleanup ubuntu dockerfile

Author: mhx

.docker/Dockerfile.ubuntu

@@ -72,13 +72,6 @@ RUN apt install -y \
         libflac++-dev \
         nlohmann-json3-dev \
         python3-mistletoe
-### XXX: no more static libs for Ubuntu
-# COPY install-static-libs.sh /usr/local/bin/install-static-libs.sh
-# # TODO: gcc-14 cannot build the current version of libunwind
-# RUN bash /usr/local/bin/install-static-libs.sh gcc-13 clang-18 :ubuntu
-ARG ARCH
-# upx-4.2.2 is broken for arm64 (https://github.com/upx/upx/issues/758)
-RUN wget -O - https://github.com/upx/upx/releases/download/v5.0.0/upx-5.0.0-$(bash -c "echo \${0//v8/}" $ARCH)_linux.tar.xz | tar -xJf - -C /usr/local/bin --strip-components=1 --wildcards "*/upx"
 # current ronn version is horribly broken
 RUN gem install ronn-ng
 # RUN useradd -g users -u 1000 -m mhx