Veteran character actor James Handy’s final morning began with a simple routine he had followed for years: stepping outside his Tarzana home to grab the newspaper and make coffee. Instead, the 81-year-old “Top Gun: Maverick” actor was allegedly stabbed to death in his front yard by the son of his longtime girlfriend in a shocking attack that has left family and neighbors reeling. Now, Handy’s devastated partner of more than three decades is revealing new details about the tragedy. “James had