chore(deps): update npm dependencies

web-app/package.json

@@ -16,10 +16,10 @@
     "vuetify": "^2.4.0"
   },
   "devDependencies": {
-    "@vue/cli-plugin-babel": "~4.5.0",
-    "@vue/cli-plugin-eslint": "~4.5.0",
-    "@vue/cli-plugin-router": "~4.5.0",
-    "@vue/cli-service": "~4.5.0",
+    "@vue/cli-plugin-babel": "^5.0.8",
+    "@vue/cli-plugin-eslint": "^5.0.8",
+    "@vue/cli-plugin-router": "^5.0.8",
+    "@vue/cli-service": "^5.0.8",
     "babel-eslint": "^10.1.0",
     "eslint": "^6.7.2",
     "eslint-plugin-vue": "^6.2.2",