vobject: update to 0.9.9; add test.sh

vobject: update to 0.9.9; add test.sh

Changelog since 0.9.6.1:
- add product version number to the PRODID tag in iCalendar output
- add support for GEO tags in vCards
- various bugfixes and compatibility improvements

Also need to update setup.cfg at build time to insert the version
to allow the package to build.
Otherwise we get
```
2026-04-21T08:17:17.9341927Z   File "/builder/staging_dir/hostpkg/lib/python3.14/site-packages/setuptools/config/setupcfg.py", line 296, in __setitem__
2026-04-21T08:17:17.9342520Z     parsed = self.parsers.get(option_name, lambda x: x)(value)
2026-04-21T08:17:17.9343117Z   File "/builder/staging_dir/hostpkg/lib/python3.14/site-packages/setuptools/config/setupcfg.py", line 602, in _parse_version
2026-04-21T08:17:17.9343777Z     return expand.version(self._parse_attr(value, self.package_dir, self.root_dir))
2026-04-21T08:17:17.9344201Z                           ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-21T08:17:17.9344938Z   File "/builder/staging_dir/hostpkg/lib/python3.14/site-packages/setuptools/config/setupcfg.py", line 421, in _parse_attr
2026-04-21T08:17:17.9345544Z     return expand.read_attr(attr_desc, package_dir, root_dir)
2026-04-21T08:17:17.9345876Z            ~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
2026-04-21T08:17:17.9346409Z   File "/builder/staging_dir/hostpkg/lib/python3.14/site-packages/setuptools/config/expand.py", line 191, in read_attr
2026-04-21T08:17:17.9346947Z     return getattr(module, attr_name)
2026-04-21T08:17:17.9347261Z AttributeError: module 'vobject' has no attribute 'VERSION'
2026-04-21T08:17:17.9598878Z
```

Signed-off-by: Alexandru Ardelean <redacted>