Improve README for twitter plugin (#22786)
Improve README for twitter plugin (#22786)

* Improve README for twitter plugin

* Update packages/gatsby-plugin-twitter/README.md

Co-Authored-By: Aisha Blake <0361fe97c7c02ef86800dedecb1220f5cf5f3320@gatsbyjs.com>

* Update packages/gatsby-plugin-twitter/README.md

Co-Authored-By: Aisha Blake <0361fe97c7c02ef86800dedecb1220f5cf5f3320@gatsbyjs.com>

* Update packages/gatsby-plugin-twitter/README.md

Co-Authored-By: Aisha Blake <0361fe97c7c02ef86800dedecb1220f5cf5f3320@gatsbyjs.com>

Co-authored-by: Laurie Barth <8468275f0d120527324004754c3d088324306866@LauriesrkLaptop.fios-router.home>
Co-authored-by: Aisha Blake <0361fe97c7c02ef86800dedecb1220f5cf5f3320@gatsbyjs.com>
gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby