📝 Describe the refactoring task

Part of the issue #347

📍 Code location

src/widgets/training-program

✅ Definition of Done (DoD):

training-program.module.scss

1. Refactor scss as following

• remove all parent selector & .card-content -> .card-content.
• change all possible values to variables if such exists.
• and everything in your opinion that needs to be refactored
• replace all element selectors by tag with class selector img -> .image
• remove commented code

training-program.tsx

1. replace interface with type
2. move localized content to dev-data folder
3. remove TODO comment (leave everything as it is)
4. replace div's with HTML5 tags
5. replace ternary operator in className with classnames
6. change import type CourseName from .data to type CourseName from src/shared/types.ts

training-program.test.tsx

1. move test file to ui folder
2. replace enroll link with constant

training-program.data.tsx

1. remove type CourseName