Metavariables referencing lhost of location read or written

Closes #11

See merge request frama-c/meta!79

use Kernel functions for symbol lookup

See merge request frama-c/meta!78

[headers] from 2022 to 2023

See merge request frama-c/meta!77

Prepare beta release

See merge request frama-c/meta!75

Otherwise Makefile.installing won't work out of the box

Upgrade CI

See merge request frama-c/meta!73

Was actually fixed upstream in commit [30a695e821ca30819](https://github.com/wookey-project/bootloader/commit/30a695e821ca308197d8039bd0975a165b03bb5e)

This looks more like analysis.mk does, and the intermediate file
(as opposed to the intermediate Frama-C state) does not retain the
status of deduced properties