Added Loyalty System (10.74)

[reyaleman]

Pull Request Prelude

• [x] I have followed proper The Forgotten Server code styling.
• [x] I have read and understood the contribution guidelines before making this PR.
• [x] I am aware that this PR may be closed if the above-mentioned criteria are not fulfilled.

Changes Proposed

• Implemented LOYALTY SYSTEM

Issues addressed: https://github.com/otland/forgottenserver/issues/3871 Version 10.74 (The Loyalty System was introduced.)