Merge pull request #4478 from DSpace/dependabot/npm_and_yarn/dspace-9_x/ngtools/webpack-18.2.20

Bump @ngtools/webpack from 18.2.19 to 18.2.20

Author: tdonohue

package-lock.json

@@ -182,7 +182,7 @@
     "@cypress/schematic": "^1.5.0",
     "@fortawesome/fontawesome-free": "^6.7.2",
     "@ngrx/store-devtools": "^18.1.1",
-    "@ngtools/webpack": "^18.2.19",
+    "@ngtools/webpack": "^18.2.20",
     "@types/deep-freeze": "0.1.5",
     "@types/ejs": "^3.1.2",
     "@types/express": "^4.17.17",