Optimize tests and upgrade Nx workspace (#5884)

* fix issue with async await, use interface over class

* upgrade nx workspace

* remove useless async

* code fixes

package.json

@@ -6,8 +6,8 @@
   "author": "Alfresco Software, Ltd.",
   "main": "./index.js",
   "scripts": {
-    "postinstall": "ngcc",
-    "ng": "ng",
+    "postinstall": "ngcc && node ./decorate-angular-cli.js",
+    "ng": "nx",
     "concurrently": "concurrently",
     "ng-packagr": "node ./node_modules/ng-packagr/cli/main.js",
     "webpack": "node ./node_modules/webpack/bin/webpack.js",
@@ -112,7 +112,7 @@
     "@angular/cli": "^10.0.3",
     "@angular/compiler-cli": "^10.0.4",
     "@nrwl/schematics": "8.12.11",
-    "@nrwl/workspace": "9.3.0",
+    "@nrwl/workspace": "9.5.1",
     "@paperist/types-remark": "^0.1.3",
     "@types/jasmine": "~2.8.3",
     "@types/jasminewd2": "~2.0.2",