chore(ng13): remove old peerDependencies bufferutil and utf-8-validate

Author: christopherthielen

package.json

@@ -62,7 +62,6 @@
     "@uirouter/core": "^6.0.7",
     "@uirouter/publish-scripts": "2.5.5",
     "@uirouter/rx": "^0.6.0",
-    "bufferutil": "4.0.3",
     "husky": "^5.1.2",
     "jest": "26.6.3",
     "jest-preset-angular": "8.4.0",
@@ -75,7 +74,6 @@
     "ts-node": "9.1.1",
     "tslint": "^6.1.0",
     "typescript": "~4.3.5",
-    "utf-8-validate": "5.0.4",
     "zone.js": "0.11.4"
   },
   "ngPackage": {