March 17 (Reuters) – Credit Suisse Group AG (CSGN.S) headed into a make-or-break weekend after some rivals grew cautious in their dealings with the struggling Swiss lender, and its regulators urged it to pursue a deal with UBS AG (UBSG.S). Credit Suisse Chief Financial Officer Dixit Joshi and his teams will hold meetings over the weekend to assess strategic scenarios for the bank, people with knowledge of the matter said on Friday. Swiss regulators are encouraging UBS and Credit Suisse to merge, one source with knowledge of the matter said, but added that both banks did not want to do so. The regulators do not have the power to force…