Add pl and uk translations

[werewolvesaiteam002]

Description

Add pl translation.

Checklist:

• [X] I have performed a self-review of my own code
• [X] I have commented my code, particularly in hard-to-understand areas
• [X] I have made corresponding changes to the documentation
• [X] My changes generate no new warnings

Type of change.

• [ ] FIX - a PR of this type patches a bug.
• [ ] FEATURE - a PR of this type introduces a new feature.
• [ ] BUILD - a PR of this type introduces build changes.
• [ ] CI - a PR of this type introduces CI changes.
• [X] DOCS - a PR of this type introduces DOCS improvement.
• [ ] STYLE - a PR of this type introduces style changes.
• [ ] REFACTOR - a PR of this type introduces refactoring.
• [ ] PERFORMANCE - a PR of this type introduces performance changes.
• [ ] TEST - a PR of this type adds more tests.
• [ ] CHORE - a PR introduces other changes than the specified above.