wrs_version: add info about the installed low-jitter daughter board
Add info to wrs_version about the installed low-jitter daughter board.
Example output:
spll-commit-id: wrpc-v5.0-72-g7bca48af
spll-build-date: Dec 11 2024
spll-build-time: 01:07:20
spll-build-by: Adam Wujek
features: LJD
lj-periph-id: SyncTech v1.5
lj-osc-freq: WRS LJ INT
lj-wrs-type: SyncTech FL