A bankruptcy judge last week hit a surety company with a $9.5 million judgment for improperly suing a business that bought up the assets of a bankrupt residential developer.Attorneys for TRG Venture Two LLC, the buyer of the properties, touted U.S. Bankruptcy Judge Timothy A. Barnes’ Jan. 3 decision as one of the largest bankruptcy contempt awards ever issued.At the heart of the case is a Chapter 11 reorganization plan …