Update typescript-eslint monorepo to v8

Author: renovate[bot]

backend/package.json

@@ -75,8 +75,8 @@
     "@types/passport-local": "^1.0.38",
     "@types/supertest": "^2.0.16",
     "@types/underscore": "^1.11.15",
-    "@typescript-eslint/eslint-plugin": "^6.13.2",
-    "@typescript-eslint/parser": "^6.13.2",
+    "@typescript-eslint/eslint-plugin": "^8.0.0",
+    "@typescript-eslint/parser": "^8.0.0",
     "eslint": "~8.55.0",
     "eslint-config-prettier": "^9.1.0",
     "eslint-plugin-unused-imports": "^3.0.0",

frontend/package.json

@@ -79,8 +79,8 @@
     "@types/jasminewd2": "~2.0.13",
     "@types/node": "^18.19.3",
     "@types/ramda": "0.27.34",
-    "@typescript-eslint/eslint-plugin": "^5.62.0",
-    "@typescript-eslint/parser": "^5.62.0",
+    "@typescript-eslint/eslint-plugin": "^8.0.0",
+    "@typescript-eslint/parser": "^8.0.0",
     "codelyzer": "^6.0.2",
     "eslint": "~8.53.0",
     "eslint-config-prettier": "^9.1.0",