~ruther/guix-exprs

ref: d92cfecb9513f64fb8c30675cfc90f19026b09e4 guix-exprs/ruther d---------
fix: remove unnecessaqry test dependencies from python-lsp-server
fix: rename python-3.12 to compatible name
feat: add python-3.12 support for overriding packages
feat: add new version of dwl
feat: add vhdl_ls
fix: exports, using correct modules, ...
feat: add python lsp
feat: make channel