build(aio): update node dependencies for doc-gen (#14097)

package.json

@@ -38,11 +38,15 @@
     "base64-js": "^1.2.0",
     "bower": "^1.3.12",
     "browserstacktunnel-wrapper": "^1.4.2",
+    "canonical-path": "0.0.2",
     "chokidar": "^1.1.0",
     "clang-format": "^1.0.32",
     "cldr": "^3.5.2",
     "conventional-changelog": "^1.1.0",
     "cors": "^2.7.1",
+    "dgeni": "^0.4.2",
+    "dgeni-packages": "^0.16.5",
+    "entities": "^1.1.1",
     "firefox-profile": "^0.3.4",
     "fs-extra": "^0.26.3",
     "fsevents": "^1.0.14",