fix(scripting/lua): don't zero out 'equal' vector results

This regressed a while ago when mitigation for result abuse was added.

Somehow, this was only recently conclusively reported by a user on the
forums: https://forum.cfx.re/t/4851998

This is fixed by ignoring vector results for clearing.

code/components/citizen-scripting-lua/src/LuaScriptNatives.cpp

@@ -666,9 +666,13 @@ static int __Lua_InvokeNative(lua_State* L)
 			}
 
 			// if any result is requested and there was *no* change, zero out
-			context.arguments[1] = 0;
-			context.arguments[2] = 0;
-			context.arguments[3] = 0;
+			// *unless this is a vector result
+			if (result.returnValueCoercion != LuaMetaFields::ResultAsVector)
+			{
+				context.arguments[1] = 0;
+				context.arguments[2] = 0;
+				context.arguments[3] = 0;
+			}
 		}
 	}
 #endif