fix typo
fix typo

Currently the 1st sentence in the Readme is wrong, probably copy & paste error :wink:.
kadirahq/react-storybook,storybooks/storybook,storybooks/react-storybook,rhalff/storybook,rhalff/storybook,storybooks/react-storybook,storybooks/react-storybook,storybooks/storybook,rhalff/storybook,rhalff/storybook,storybooks/storybook,storybooks/storybook,kadirahq/react-storybook,storybooks/storybook,rhalff/storybook,storybooks/storybook,rhalff/storybook,storybooks/react-storybook,storybooks/storybook