James Middleton shared the most heartwarming video of his dogs in honour of the UK lifting more of their restrictions on Monday.The sweet clip shows his Cocker Spaniel named Nala running as fast as she ran through some fields after he shouts, "Nala, the pubs are open."MORE: James Middleton reveals surprise 'family' newsWATCH: James Middleton shares adorable video of pet dogsIn the caption, the Duchess of Cambridge's brother added: "Check out Nala's reaction when she hears her four favourite