contrib/packaging/docker/centos8

--- a/contrib/packaging/docker/centos8	Mon Feb 14 11:32:03 2022 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,18 +0,0 @@
-FROM rockylinux/rockylinux:8
-
-RUN groupadd -g %GID% build && \
-    useradd -u %UID% -g %GID% -s /bin/bash -d /build -m build
-
-RUN yum install -y \
-	gcc \
-	gettext \
-	make \
-	python3-devel \
-	python3-docutils \
-	rpm-build
-
-# For creating repo meta data
-RUN yum install -y createrepo
-
-# For rust extensions
-RUN yum install -y cargo