fix: CustomRoles GotRoleHint.Show config (#583)

added GotRoleHint.Show config check

Author: officialvirtualrain

EXILED/Exiled.CustomRoles/API/Features/CustomRole.cs

@@ -578,7 +578,9 @@ public virtual void AddRole(Player player)
                     ability.AddAbility(player);
             }
 
-            ShowMessage(player);
+            if (CustomRoles.Instance!.Config.GotRoleHint.Show)
+                ShowMessage(player);
+
             ShowBroadcast(player);
             RoleAdded(player);
             player.TryAddCustomRoleFriendlyFire(Name, CustomRoleFFMultiplier);