The significant-screen acting career of Bruce Willis is at the moment archetypal and unclassifiable. He is a vintage Hollywood he-man, the brawny and wisecracking motion heavyweight who walks on shards of glass in “Die Tricky” and nukes an asteroid in “Armageddon.” But he confounds audiences, as well: campy in “Loss of life Turns into Her,” soulful in “The Sixth Perception,” tender in “Moonrise Kingdom.” How quite a few Reagan-period stars fit in the world of Wes Anderson? The information on Wednesday that Willis, 67, options to step absent from acting for the reason that of a clinical issue is a blow to supporters who adopted his occupation ups and downs…