Alpa-conf

bump release version bcs of release version mess

- [rework of config structure for metadata.yaml](https://github.com/alpa-team/alpa-conf/pull/14/commits/c2de94ed4a6e9552f906bb24e08e042ce839504d)
- [add config for alpa repo](https://github.com/alpa-team/alpa-conf/pull/14/commits/6a6bca7b7ff6bf30aacc29423b450a440a934089)
- drop support for python3.8

- [metadata: url -> source_url; version -> ref](https://github.com/alpa-team/alpa-conf/commit/31451eef91dce17adca8a16483a4586dd3dc9701)
- [packit: migrate packit config to alpa](https://github.com/alpa-team/alpa-conf/commit/162dd7a80d3fb22bbef1012edd88f2d18989afa7)
- [add option for specifying working directory for metadata](https://github.com/alpa-team/alpa-conf/commit/f63b1b3f90fc55b3e5d1af9400acd3437fad2d80)

- hot fix: fix searching for metadata file