chore(deps-dev): bump typedoc from 0.20.36 to 0.21.0

Bumps [typedoc](https://github.com/TypeStrong/TypeDoc) from 0.20.36 to 0.21.0.
- [Release notes](https://github.com/TypeStrong/TypeDoc/releases)
- [Commits](TypeStrong/typedoc@v0.20.36...v0.21.0)

---
updated-dependencies:
- dependency-name: typedoc
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

package-lock.json

@@ -36,7 +36,7 @@
     "jest": "^24.9.0",
     "ts-jest": "^24.3.0",
     "tslint": "^6.1.3",
-    "typedoc": "^0.20.36",
+    "typedoc": "^0.21.0",
     "typescript": "4.2.4",
     "webpack": "^5.38.1",
     "webpack-cli": "^4.7.2"