By Denny Dyroff, Staff Writer, The Times Don’t worry about the rising prices of avocados. Don’t think twice about the higher cost of making guacamole. Nothing puts a damper on the celebration of Cinco de Mayo in this area. Cinco De Mayo is day for partying — one of the biggest party days of the year for the people of Mexican descent. But, just as you don’t have to be Irish to party on St....