fix: upgrade typedoc from 0.17.6 to 0.17.7 (#14)

Snyk has created this PR to upgrade typedoc from 0.17.6 to 0.17.7.

See this package in NPM:
https://www.npmjs.com/package/typedoc

See this project in Snyk:
https://app.snyk.io/org/wallace41290/project/948d3534-f195-42f8-b20c-055729fc9646?utm_source=github&utm_medium=upgrade-pr

Co-authored-by: Will Davis <wallace41290@gmail.com>

package.json

@@ -94,7 +94,7 @@
     "tslint": "^5.11.0",
     "tslint-config-prettier": "^1.15.0",
     "tslint-config-standard": "^8.0.1",
-    "typedoc": "^0.17.6",
+    "typedoc": "^0.17.7",
     "typescript": "^3.8.3"
   },
   "lint-staged": {