Samuel L. Jackson had to fight for his ‘Star Wars’ character to have a purple lightsaber. The 73-year-old actor, who played Mace Windu in ‘Star Wars’ Episodes I, II, and III of the blockbuster franchised and explained why he wanted his character to have a purple lightsaber. When asked how the purple lightsaber came about on the ‘Happy Sad Confused’ podcast, he answered: “Ask George [Lucas]. In Episode II, there’s that huge scene in kind of like a war stadium. There’s all these Jedi out there. And when I was reading it I was like ‘how am I going to find myself in this?’ So I thought, ‘different…