Those are fields used by the language switcher to correlate pages across
different languages, even if they have different names/paths/titles.
They are generated with the prepare_for_translation.py script.
Two changes:
1. Correct the file to be edited on the flash drive (s/xen.cfg/BOOTX64.cfg/), closing qubesos/qubes-issues#5851
2. Improve the list of affected Thinkpads, with citations when available.
