fix typo in snapshot testing documentation (#3948)
fix typo in snapshot testing documentation (#3948)


ide/jest,skovhus/jest,cpojer/jest,skovhus/jest,ide/jest,facebook/jest,cpojer/jest,bookman25/jest,cpojer/jest,skovhus/jest,bookman25/jest,ide/jest,facebook/jest,bookman25/jest,facebook/jest