Experts have slammed Labour's inaction on fuel prices, with drivers still facing high petrol and diesel prices at the pumps as fuel costs remain expensive.Data from RAC Fuel Watch shows that motorists are currently paying 54.45p per litre for their petrol and 173.76p for diesel on average across the UK.With Iran closing the Strait of Hormuz again over the weekend, oil prices have fluctuated once again, which will have an knock-on effect for moto…