Include zstd in base image

Author: BtbN

images/base/Dockerfile

@@ -5,7 +5,7 @@ RUN \
     apt-get -y update && \
     apt-get -y dist-upgrade && \
     apt-get -y install build-essential yasm nasm \
-        xxd pkgconf curl wget unzip zip git subversion mercurial rsync jq \
+        xxd pkgconf curl wget unzip zip git subversion mercurial rsync jq zstd \
         autoconf automake libtool libtool-bin autopoint gettext cmake clang lld meson ninja-build \
         texinfo texi2html help2man flex bison groff \
         gperf itstool ragel libc6-dev zlib1g-dev libssl-dev \