chore(deps-dev): bump typedoc from 0.17.8 to 0.18.0 (#420)

Bumps [typedoc](https://github.com/TypeStrong/TypeDoc) from 0.17.8 to 0.18.0.
- [Release notes](https://github.com/TypeStrong/TypeDoc/releases)
- [Commits](TypeStrong/typedoc@0.17.8...v0.18.0)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]

package.json

@@ -118,7 +118,7 @@
     "sinon": "^9.0.1",
     "tap-spec": "^5.0.0",
     "trevor": "^2.2.0",
-    "typedoc": "^0.17.7",
+    "typedoc": "^0.18.0",
     "typescript": "^3.9.3",
     "webpack": "^4.23.1",
     "webpack-bundle-analyzer": "^3.3.2",