fix: upgrade multiple dependencies with Snyk (#36)

Snyk has created this PR to upgrade:
  - @angular/animations from 9.1.11 to 9.1.13.
    See this package in npm: https://www.npmjs.com/package/@angular/animations
  - @angular/common from 9.1.11 to 9.1.13.
    See this package in npm: https://www.npmjs.com/package/@angular/common
  - @angular/compiler from 9.1.11 to 9.1.13.
    See this package in npm: https://www.npmjs.com/package/@angular/compiler
  - @angular/core from 9.1.11 to 9.1.13.
    See this package in npm: https://www.npmjs.com/package/@angular/core
  - @angular/platform-browser from 9.1.11 to 9.1.13.
    See this package in npm: https://www.npmjs.com/package/@angular/platform-browser
  - @angular/platform-browser-dynamic from 9.1.11 to 9.1.13.
    See this package in npm: https://www.npmjs.com/package/@angular/platform-browser-dynamic
  - @angular/router from 9.1.11 to 9.1.13.
    See this package in npm: https://www.npmjs.com/package/@angular/router

See this project in Snyk:
https://app.snyk.io/org/phantom-studios-ltd./project/f0fdae62-c8ba-446f-a5e8-367c40434535?utm_source=github&utm_medium=referral&page=upgrade-pr

package.json

@@ -35,14 +35,14 @@
     "depcheck": "npx npm-check --update"
   },
   "dependencies": {
-    "@angular/animations": "^9.1.11",
+    "@angular/animations": "^9.1.13",
     "@angular/cdk": "^9.2.4",
-    "@angular/common": "~9.1.11",
-    "@angular/compiler": "~9.1.11",
-    "@angular/core": "~9.1.11",
-    "@angular/platform-browser": "~9.1.11",
-    "@angular/platform-browser-dynamic": "~9.1.11",
-    "@angular/router": "~9.1.11",
+    "@angular/common": "~9.1.13",
+    "@angular/compiler": "~9.1.13",
+    "@angular/core": "~9.1.13",
+    "@angular/platform-browser": "~9.1.13",
+    "@angular/platform-browser-dynamic": "~9.1.13",
+    "@angular/router": "~9.1.13",
     "core-js": "^2.5.4",
     "rxjs": "~6.5.4",
     "tslib": "^1.10.0",