docs: add gatsby-source-strapi to community plugins list (#4313)
docs: add gatsby-source-strapi to community plugins list (#4313)


mingaldrichgan/gatsby,gatsbyjs/gatsby,ChristopherBiscardi/gatsby,0x80/gatsby,gatsbyjs/gatsby,ChristopherBiscardi/gatsby,fk/gatsby,mingaldrichgan/gatsby,fk/gatsby,mingaldrichgan/gatsby,0x80/gatsby,ChristopherBiscardi/gatsby,ChristopherBiscardi/gatsby,gatsbyjs/gatsby,gatsbyjs/gatsby,0x80/gatsby,gatsbyjs/gatsby,fk/gatsby,gatsbyjs/gatsby