Bump marked from 1.1.1 to 2.0.0 in /client

Bumps [marked](https://github.com/markedjs/marked) from 1.1.1 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@v1.1.1...v2.0.0)

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

client/package.json

@@ -21,7 +21,7 @@
     "dompurify": "^2.0.12",
     "dotenv-webpack": "^2.0.0",
     "html-webpack-plugin": "^3.2.0",
-    "marked": "^1.1.1",
+    "marked": "^2.0.0",
     "node-sass": "^4.13.1",
     "preact": "^10.3.3",
     "preact-router": "^3.2.1",

client/yarn.lock

@@ -3496,10 +3496,10 @@ map-visit@^1.0.0:
   dependencies:
     object-visit "^1.0.0"
 
-marked@^1.1.1:
-  version "1.1.1"
-  resolved "https://registry.yarnpkg.com/marked/-/marked-1.1.1.tgz#e5d61b69842210d5df57b05856e0c91572703e6a"
-  integrity sha512-mJzT8D2yPxoPh7h0UXkB+dBj4FykPJ2OIfxAWeIHrvoHDkFxukV/29QxoFQoPM6RLEwhIFdJpmKBlqVM3s2ZIw==
+marked@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/marked/-/marked-2.0.0.tgz#9662bbcb77ebbded0662a7be66ff929a8611cee5"
+  integrity sha512-NqRSh2+LlN2NInpqTQnS614Y/3NkVMFFU6sJlRFEpxJ/LHuK/qJECH7/fXZjk4VZstPW/Pevjil/VtSONsLc7Q==
 
 md5.js@^1.3.4:
   version "1.3.5"