An autopsy for Real Housewives of Orange County star Lauri Peterson’s son Joshua Waring has been completed, RadarOnline.com has learned in the wake of his sudden death at 35. The Orange County Sheriff-Coroner told us that Waring’s postmortem examination was completed last week and his body has since been released to family so they can handle funeral arrangements. Waring died on March 31, which fell on Easter Sunday. Toxicology results are pending and any reports will be released between 4-6 months from now. Peterson announced her troubled son’s tragic passing via social media on April 6 alongs…