Updated version of 24b for Debian bookworm; minimal changes in the toolchains:

• new CUDA toolchain (11.4 is incompatible with new system libc headers)

Base on Spack v0.23, scheduled for 2024-11-17 (https://github.com/spack/spack/milestone/15)

Post release:

• merge https://gitlab.gwdg.de/mpsd-cs/docs-public/-/merge_requests/148