Block about EPAM Campus selection and EPAM Junior recruitment processes

[natanchik]

📝 Describe the feature

Add a new content block that explains in detail the EPAM Campus selection process and EPAM Junior recruitment process. This block should provide an overview of the stages, from application to final selection, in a clear and structured format.

ℹ️ Additional context

This update aims to make the EPAM Campus selection and hiring process more transparent and understandable for potential applicants.

✅ Definition of Done (DoD):

• Content accurately reflects the current EPAM selection and hiring process.
• The text is clearly written and easy to understand.
• Information is structured logically.
• The block is visually consistent with the overall website design.
• It is successfully integrated into the website and live for public viewing.