A Tampa Bay businessman-turned-Hollywood-producer has listed his South Tampa estate for sale at $4.95 million. Steve Matzkin, founder of Sarasota-based Dental Care Alliance, has put his home at 5225 S. Nichol St. up for sale, listing it with Coldwell Banker Residential Real Estate’s Mike Hughes and Jeff Shelton. VIEW SLIDESHOW 24 photos Steve Matzkin, a