Update dependency typedoc to v0.27.7

Author: renovate[bot]

package.json

@@ -56,7 +56,7 @@
     "rimraf": "3.0.2",
     "ts-jest": "24.3.0",
     "tslint": "5.20.1",
-    "typedoc": "0.17.8",
+    "typedoc": "0.27.7",
     "typescript": "3.5.3"
   },
   "dependencies": {