chore(deps): bump tough-cookie, gatsby-plugin-sharp, gatsby-transformer-sharp and node-sass#6

dependabot[bot] wants to merge 1 commit intodevelopWelGomws/GatsbyTutorial:developfrom

dependabot/npm_and_yarn/tough-cookie-and-gatsby-plugin-sharp-and-gatsby-transformer-sharp-and-node-sass--removedWelGomws/GatsbyTutorial:dependabot/npm_and_yarn/tough-cookie-and-gatsby-plugin-sharp-and-gatsby-transformer-sharp-and-node-sass--removedCopy head branch name to clipboard