fix(esx_identity/client): format date before it reaches server

[core]/esx_identity/client/main.lua

@@ -54,11 +54,27 @@ RegisterNetEvent("esx_identity:showRegisterIdentity", function()
         end
 end)
 
+local function formatDate(str)
+    local d, m, y = string.match(str, "(%d+)/(%d+)/(%d+)")
+    local date = str
+
+    if Config.DateFormat == "MM/DD/YYYY" then
+        date = m .. "/" .. d .. "/" .. y
+    elseif Config.DateFormat == "YYYY/MM/DD" then
+        date = y .. "/" .. m .. "/" .. d
+    end
+
+    return date
+end
+
 RegisterNUICallback("register", function(data, cb)
         if not guiEnabled then
             return
         end
 
+        if data.dateofbirth then
+            data.dateofbirth = formatDate(data.dateofbirth)
+        end
         ESX.TriggerServerCallback("esx_identity:registerIdentity", function(callback)
             if not callback then
                 return