Fix misstype error in Sprint2 description

[ksarise]

Title of Pull Request

Fix small misstype error in Sprint2 description, header section

🤔 This is a ...

• [x] ✏️ Fixed a typo or grammatical error

Description

• Brief Overview:

There is a typo in the Sprint 2 Overview description indicating the wrong number of issue: RSS-ECOMM-22. Potentially could result in incorrect branch names

• Implementation Approach:

Fix this by setting the correct number of the issue RSS-ECOMM-2_22

Additional Information

• Screenshots/Links:

Checklist

• [x] ✅ I have performed a self-review of my own code.
• [ ] 📝 I have commented my code, particularly in hard-to-understand areas.
• [x] 🔧 I have made corresponding changes to the documentation (if applicable).
• [x] 🚫 My changes generate no new warnings or errors.