added config option to limit negative amount

No Config option and since bank isn't listed in QBConfig.Money.DontAllowMinus then **any** script that has 

```
if Player.Functions.RemoveMoney('bank'. Value) then
```

will allot them to go 11 characters negative causing massive exploits

config.lua

@@ -8,6 +8,7 @@ QBConfig.StatusInterval = 5000                          -- how often to check hu
 QBConfig.Money = {}
 QBConfig.Money.MoneyTypes = { cash = 500, bank = 5000, crypto = 0 } -- type = startamount - Add or remove money types for your server (for ex. blackmoney = 0), remember once added it will not be removed from the database!
 QBConfig.Money.DontAllowMinus = { 'cash', 'crypto' }                -- Money that is not allowed going in minus
+QBConfig.Money.MinusLimit = 5000                                    -- The maximum amount you can be negative 
 QBConfig.Money.PayCheckTimeOut = 10                                 -- The time in minutes that it will give the paycheck
 QBConfig.Money.PayCheckSociety = false                              -- If true paycheck will come from the society account that the player is employed at, requires qb-management