By Huw Jones LONDON (Reuters) – Intercontinental Exchange said on Thursday it would stop clearing credit default swaps in London next year and shift the activity to Chicago, helping to shield itself from any rupture from the European Union. The loss of clearing business will stoke concerns that London needs to do more to keep its global appeal as a financial centre after being largely cut off from the EU since Brexit, with the government on Thursday promising finance a “reset”. “We will be consolidating our CDS clearing services into ICE Clear Credit in Chicago from the end of March 2023,” ICE…