Reduce Image sizes

[schurzi]

We are using these images for CI testing. These tests run very often, so having small images pays in time and also in ressource conservation. We should aim to create images of minimal size.

For refference these are the current sizes:

REPOSITORY                                          TAG         IMAGE ID      CREATED      SIZE
ghcr.io/dev-sec/docker-alpine-ansible               latest      af951ddf1aa1  2 days ago   457 MB
ghcr.io/dev-sec/docker-amazon2023-ansible           latest      de5bdec68d62  2 hours ago  716 MB
ghcr.io/dev-sec/docker-amazon2-ansible              latest      43a257a24b9c  2 days ago   428 MB
ghcr.io/dev-sec/docker-arch-ansible                 latest      b8780266aaff  2 hours ago  1.39 GB
ghcr.io/dev-sec/docker-centos7-ansible              latest      88579c4ee1b4  2 hours ago  967 MB
ghcr.io/dev-sec/docker-centos8-ansible              latest      2153e2f811b8  2 hours ago  965 MB
ghcr.io/dev-sec/docker-centosstream8-ansible        latest      a2ef3f11fc2c  2 hours ago  793 MB
ghcr.io/dev-sec/docker-centosstream9-ansible        latest      e570f1f0e373  2 hours ago  719 MB
ghcr.io/dev-sec/docker-debian10-ansible             latest      06391215a7f5  2 hours ago  1.02 GB
ghcr.io/dev-sec/docker-debian11-ansible             latest      4c1a0819eacd  2 hours ago  887 MB
ghcr.io/dev-sec/docker-debian12-ansible             latest      dde018385671  2 hours ago  1.01 GB
ghcr.io/dev-sec/docker-fedora37-ansible             latest      5b374bd02fc7  2 hours ago  844 MB
ghcr.io/dev-sec/docker-fedora38-ansible             latest      8e1eecc729ca  2 hours ago  853 MB
ghcr.io/dev-sec/docker-opensuse_tumbleweed-ansible  latest      65353cec8d5b  2 hours ago  879 MB
ghcr.io/dev-sec/docker-openwrt-ansible              latest      07b0246ee9eb  2 hours ago  589 MB
ghcr.io/dev-sec/docker-oracle7-ansible              latest      92fd7df2680b  2 days ago   4.22 GB
ghcr.io/dev-sec/docker-rocky8-ansible               latest      ca4dfb3ea864  2 hours ago  786 MB
ghcr.io/dev-sec/docker-rocky9-ansible               latest      e12490568e32  2 hours ago  793 MB
ghcr.io/dev-sec/docker-ubuntu1804-ansible           latest      94011e3af663  2 days ago   281 MB
ghcr.io/dev-sec/docker-ubuntu2004-ansible           latest      c88164cc718f  2 days ago   334 MB
ghcr.io/dev-sec/docker-ubuntu2204-ansible           latest      cdf18b113c33  2 days ago   568 MB