Update next-rails to 7.2.2.1

What does this MR do and why?

As per #537433 (closed), this MR bumps up next-rails to 7.2.2.1.

note: this is the first step in preparing Rails 7.2 upgrade 🚀

References

• Update rails to 7.1.5.1 (!185625 - merged)
• Rails 7.2 upgrade (&17620)

Screenshots or screen recordings

N/A

How to set up and validate locally

MR acceptance checklist

Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.