Bump json5 and gatsby-plugin-netlify-cms#20

dependabot[bot] wants to merge 1 commit intomasterdeniselashlley/TheLightTreeWebsite:masterfrom

dependabot/npm_and_yarn/json5-and-json5-and-gatsby-plugin-netlify-cms-2.2.3deniselashlley/TheLightTreeWebsite:dependabot/npm_and_yarn/json5-and-json5-and-gatsby-plugin-netlify-cms-2.2.3Copy head branch name to clipboard