[ANNOUNCE] Release 5.1

[Jan Kiszka]

Hi all,

A new release 5.1 is available. A big thanks to all contributors:
Dan Ambrosio, Felix Moessbauer, Jan Kiszka, João Marcos Costa, Peter Hoyes

Highlights in 5.1
- kas: use DL_DIR environment variable on cleanall
- kas: Print distro name and version on startup
- kas-container: Install binfmts for qemu manually
- kas-container: add custom git path to safedirs
- kas-container: restore debian sources list after installation
- docs: Update installation instructions
- docs: add missing property to buildtools examples

Thanks,
Jan

https://github.com/siemens/kas/releases/tag/5.1
(302794c53d0e09d86f9de83b2a38d296282388df)
https://github.com/orgs/siemens/packages/container/package/kas%2Fkas
(ghcr.io/siemens/kas/kas:5.1@sha256:700cce4180435b160be990165d86d190571daedc660ea1f544809bb2841228fb)
https://github.com/orgs/siemens/packages/container/package/kas%2Fkas-isar
(ghcr.io/siemens/kas/kas-isar:5.1@sha256:c60d32d7d6943e114affad0f8a0e9ec6d4c163e636c84da2dd8bde7a39f2a9bd)


Dan Ambrosio (1):
fix: use DL_DIR environment variable on cleanall

Felix Moessbauer (3):
container-entrypoint: add custom git path to safedirs
run tests under python 3.14 as well
Dockerfile: restore debian sources list after installation

Jan Kiszka (5):
scripts: Add support for rebuilding tags with distro release name
Print distro name and version on startup
container: Install binfmts for qemu manually
docs: Reformat overlong line
Release 5.1

João Marcos Costa (1):
docs: add missing property to buildtools examples

Peter Hoyes (2):
doc: Split installation and dependencies sections
docs: Update installation instructions