tweak(lua) Use joaat instead of GetHashKey (iLLeniumStudios#133)

* slight performance tweak

Replace gethashkey with joaat which is the native hashing algorithm used natively by gta 5 and yields slightly greater peformance with lua 5.4.

* add lua 5.4 to resource manifest

client/client.lua

@@ -821,7 +821,7 @@ local function EnsurePedModel(pedModel)
 end
 
 local function CreatePedAtCoords(pedModel, coords, scenario)
-    pedModel = type(pedModel) == "string" and GetHashKey(pedModel) or pedModel
+    pedModel = type(pedModel) == "string" and joaat(pedModel) or pedModel
     EnsurePedModel(pedModel)
     local ped = CreatePed(0, pedModel, coords.x, coords.y, coords.z - 0.98, coords.w, false, false)
     TaskStartScenarioInPlace(ped, scenario, true)

fxmanifest.lua

@@ -5,6 +5,7 @@ author 'snakewiz'
 description 'A flexible player customization script for FiveM.'
 repository 'https://github.com/pedr0fontoura/fivem-appearance'
 version 'main'
+lua54 'yes'
 
 client_scripts {
   'game/dist/index.js',