Revert "add link of libraries needed for arm bocker build"

we will use the ubuntu image with sym links created beforehand.
In our main pipeline concourse/resoure-types-builder is built for
that.

This reverts commit 09bdeda.

dockerfiles/ubuntu/Dockerfile

@@ -18,12 +18,6 @@ RUN set -e; for pkg in $(go list ./...); do \
 	done
 
 FROM ${base_image} AS resource
-
-RUN ln -s /usr/bin/dpkg-split /usr/sbin/dpkg-split
-RUN ln -s /usr/bin/dpkg-deb /usr/sbin/dpkg-deb
-RUN ln -s /bin/rm /usr/sbin/rm
-RUN ln -s /bin/tar /usr/sbin/tar
-
 ENV DEBIAN_FRONTEND=noninteractive
 RUN apt update && apt upgrade -y -o Dpkg::Options::="--force-confdef"
 RUN apt update \