Bump marked from 1.2.7 to 2.0.0

Bumps [marked](https://github.com/markedjs/marked) from 1.2.7 to 2.0.0.
- [Release notes](https://github.com/markedjs/marked/releases)
- [Changelog](https://github.com/markedjs/marked/blob/master/release.config.js)
- [Commits](markedjs/marked@v1.2.7...v2.0.0)

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -57,7 +57,7 @@
     "cypress": "4.12.1",
     "elizabot": "0.0.3",
     "istanbul-lib-coverage": "2.0.5",
-    "marked": "1.2.7",
+    "marked": "2.0.0",
     "nyc": "15.1.0",
     "rollup": "2.52.1",
     "rollup-plugin-istanbul": "git+https://github.com/billowz/rollup-plugin-istanbul.git#rc",