Update russia.py

[alnponomarev]

Actualized 2022 and 2023 working days calendars:
2022:
added non-working holidays: 2022/03/05, 2022/05/03, 2022/05/10 added working weekend day: 2022/03/05
2023:
added non-working holidays: 2023/02/24, 2022/05/08

Added working_weekends list

refs #

For information, read and make sure you're okay with the Contributing guidelines.

• Tests with a significant number of years to be tested for your calendar.
• Docstrings for the Calendar class and specific methods.
• Use the workalendar.registry_tools.iso_register decorator to register your new calendar using ISO codes (optional).
• Calendar country / label added to the README.md file.
• Changelog amended with a mention like: "Added <country> by @pseudo (#)". Note Please do NOT change the version number here. It's the project maintainers' duty.

• Tests with a significant number of years to be tested for your calendar.
• Changelog amended with a mention describing your changes. Note Please do NOT change the version number here. It's the project maintainers' duty.