Update dependencies

• Upgrade package Refit.HttpClientFactory to 8.0.0
• Upgrade packages in unit tests project
• Upgrade actions in GitHub CI workflow definition
• Ajust GitVersion configuration to match used version

Beltway hit values deserialization fix

Added missing values to the BeltwayHit enum deserializer

Значения для КАД Санкт-Петербурга

Добавлены значения, показывающие находится ли адрес, относящийся к Санкт-Петербургу, внутри и снаружи КАД.

Initial release

Initial release contains:

• Address suggestions
• Finding city by IP address
• Finding address object by it's identifier