After starring in Captain Marvel and Avengers: Endgame and making her directorial debut with the upcoming Netflix movie Unicorn Store, it's safe to say that Brie Larson deserves a break. She has certainly earned one. And perhaps that's why she has pulled out of Charlie Kaufman's psychological thriller I'm Thinking of Ending Things. I haven't heard of any creative differences or another project that would pose a scheduling conflict. I simply imagine that after a whirlwind press tour for Captain Marvel -- one that will surely continue next month with Endgame -- the actress simply wanted to …