LONDON (Reuters) – Britain’s parliamentary trade committee on Wednesday warned the government against overselling its post-Brexit trade deals, citing shortcomings in its agreement with Australia and calling for more time for lawmakers to scrutinise it. Britain has negotiated free trade agreements with Australia and New Zealand, and is in negotiations for trade deals with Canada, India and Mexico. The International Trade Committee said the deal with Australia saw significant concessions given without Britain securing all possible benefits in return. “The government must level with the public – …