BEIRUT (Reuters) -The British embassy in Beirut said on Friday it was “deeply concerned” by Lebanese banks closing accounts belonging to people who are nationals or residents of the United Kingdom. In a statement, the embassy said “this unilateral action” by banks had singled out account holders on the basis of their British residency or nationality, in “what appears to be a targeted and discriminatory manner”. The statement did not name any lenders in Lebanon’s crisis-hit banking sector, where more than $100 billion of hard currency savings remain stuck, with most depositors unable to access …