💱 Added money transfer functions

[Cocodrulo]

Description

Implementation of the suggestion [SUGGESTION] Implement monetary transactions as a function. There have been added to two new functions. One in functions (QBCore.Functions.TransferMoney) and other one on player (Player.Functions.TansferTo), both aproach the same objective, trasnfering money betwwen two players if both are online, online one is online or both are offline.

Checklist

• [ ] I have personally loaded this code into an updated qbcore project and checked all of its functionality.
• [x] My code fits the style guidelines.
• [x] My PR fits the contribution guidelines.