Replaced flex-layout with maintained fork

Updated typescript version

frontend/package-lock.json

@@ -13,7 +13,6 @@
         "@angular/common": "^15.2.6",
         "@angular/compiler": "^15.2.6",
         "@angular/core": "^15.2.6",
-        "@angular/flex-layout": "^15.0.0-beta.42",
         "@angular/forms": "^15.2.8",
         "@angular/material": "^15.2.6",
         "@angular/platform-browser": "^15.2.6",
@@ -36,7 +35,7 @@
         "karma-coverage": "~2.2.1",
         "karma-jasmine": "~5.1.0",
         "karma-jasmine-html-reporter": "~2.0.0",
-        "typescript": "^4.9.0"
+        "typescript": "^4.9.3"
       }
     },
     "node_modules/@ampproject/remapping": {
@@ -643,22 +642,6 @@
         "zone.js": "~0.11.4 || ~0.12.0 || ~0.13.0"
       }
     },
-    "node_modules/@angular/flex-layout": {
-      "version": "15.0.0-beta.42",
-      "resolved": "https://registry.npmjs.org/@angular/flex-layout/-/flex-layout-15.0.0-beta.42.tgz",
-      "integrity": "sha512-cTAPVMMxnyIFwpZwdq0PL5mdP9Qh+R8MB7ZBezVaN3Rz2fRrkagzKpLvPX3TFzepXrvHBdpKsU4b8u+NxEC/6g==",
-      "deprecated": "This package has been deprecated. Please see https://blog.angular.io/modern-css-in-angular-layouts-4a259dca9127",
-      "dependencies": {
-        "tslib": "^2.3.0"
-      },
-      "peerDependencies": {
-        "@angular/cdk": ">=15.0.0",
-        "@angular/common": ">=15.0.2",
-        "@angular/core": ">=15.0.2",
-        "@angular/platform-browser": ">=15.0.2",
-        "rxjs": "^6.5.3 || ^7.4.0"
-      }
-    },
     "node_modules/@angular/forms": {
       "version": "15.2.8",
       "resolved": "https://registry.npmjs.org/@angular/forms/-/forms-15.2.8.tgz",