Bump json5 and grunt-babel in /plugins/stickyfill#32

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dependabot/npm_and_yarn/plugins/stickyfill/json5-and-grunt-babel-2.2.2opera-project/opera-project.github.io:dependabot/npm_and_yarn/plugins/stickyfill/json5-and-grunt-babel-2.2.2Copy head branch name to clipboard