Update brltty to version 6.6 / rev 62 via SR 1105121
https://build.opensuse.org/request/show/1105121
by user mgorse + anag+factory
- Add e6707d5e.patch: brlapi: Fix python crash on connection error.
Cython 3.0 started using the new Python object finalization APIs
from PEP 442.
- Update to version 6.6:
+ Too many changes; please read ChangeLog
- Update api_version.
- Rebase brltty-udev-dir.patch.