angular dependency updates

client/angular/package.json

@@ -25,7 +25,7 @@
         "angular-aria": "1.8.3",
         "angular-sanitize": "1.8.3",
         "angular-translate": "2.19.0",
-        "core-js": "3.22.8",
+        "core-js": "3.27.2",
         "textangular": "1.5.16"
     },
     "devDependencies": {
@@ -72,12 +72,12 @@
         "ts-mockito": "2.3.1",
         "tslint": "5.9.1",
         "tslint-loader": "3.6.0",
-        "typescript": "2.7.2",
-        "uglifyjs-webpack-plugin": "1.2.3",
-        "url-loader": "1.0.1",
+        "typescript": "4.9.5",
+        "uglifyjs-webpack-plugin": "2.2.0",
+        "url-loader": "4.1.1",
         "webpack": "^4.46.0",
         "webpack-cli": "^3.3.10",
-        "webpack-dev-server": "3.11.3",
+        "webpack-dev-server": "4.11.1",
         "webpack-merge": "4.1.2",
         "write-file-webpack-plugin": "4.2.0"
     },