By Amber Murray For millions of Brits, Easter is synonymous with packing up your car or running for a plane or train to get a short spring getaway in before the summer. Being British, this means long traffic jams, delayed flights and cancelled trains, too. After more than a year of rail delays, and the recent M25 closures, we take a look at what the great Easter getaway will look like this year. But first thing’s first, let’s start with London Elizabeth Line Another round of engineering work will close the Elizabeth line between London Paddington and Stratford/ Abbey Wood. In central London, d…