LONDON (Reuters) – The United Kingdom will begin seeking an improved trade deal with Israel this week when trade minister Anne-Marie Trevelyan travels to meet her Israeli counterpart Orna Barbivai. Britain is looking to build new trade ties around the world having left the European Union, targeting fast-growing economies with wealthy middle classes, betting there will be demand for its premium exports and professional services. “Unlike in the past, we can now work with friends and allies like Israel to strike deals that are truly tailored to our strengths in areas like digital trade, services …