Danielle Fishel has completed her cancer surgery. The 43-year-old actress recently returned to work after going public with her breast cancer diagnosis earlier this year and has now shared a health update after undergoing treatment. She told E! News: “On August 13, I had my first surgery. They went in, they removed a mass. That pathology came back that they had one margin they weren’t thrilled with. The medial margin had cancer a little too close to it. “That pathology came back with no more evidence of cancer and all clear margins. So surgically, I am now done.” But the former ‘Boy Meets Worl…