Query the rate for the correct sensor (thanks @meyraud705)

test/testgamecontroller.c

@@ -163,7 +163,7 @@ static void AddController(int device_index, SDL_bool verbose)
 
     if (SDL_GameControllerHasSensor(gamecontroller, SDL_SENSOR_GYRO)) {
         if (verbose) {
-            SDL_Log("Enabling gyro at %.2f Hz\n", SDL_GameControllerGetSensorDataRate(gamecontroller, SDL_SENSOR_ACCEL));
+            SDL_Log("Enabling gyro at %.2f Hz\n", SDL_GameControllerGetSensorDataRate(gamecontroller, SDL_SENSOR_GYRO));
         }
         SDL_GameControllerSetSensorEnabled(gamecontroller, SDL_SENSOR_GYRO, SDL_TRUE);
     }