fix: upgrade multiple dependencies with Snyk

Snyk has created this PR to upgrade:
  - react from 18.2.0 to 18.3.1.
    See this package in npm: https://www.npmjs.com/package/react
  - react-dom from 18.2.0 to 18.3.1.
    See this package in npm: https://www.npmjs.com/package/react-dom
  - mobx from 6.12.3 to 6.13.1.
    See this package in npm: https://www.npmjs.com/package/mobx
  - qrcode from 1.5.3 to 1.5.4.
    See this package in npm: https://www.npmjs.com/package/qrcode

See this project in Snyk:
https://app.snyk.io/org/uppajung/project/522906f1-9704-4467-8ce8-529a1875494f?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot

web/package-lock.json

@@ -34,11 +34,11 @@
     "@dicekeys/dicekeys-api-js": "^0.1.13",
     "@dicekeys/read-dicekey-js": "^0.0.39",
     "@dicekeys/seeded-crypto-js": "^0.3.0",
-    "mobx": "^6.3.4",
+    "mobx": "^6.13.1",
     "mobx-react": "^9.0.1",
-    "qrcode": "^1.5.1",
-    "react": "^18.1.0",
-    "react-dom": "^18.1.0",
+    "qrcode": "^1.5.4",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
     "styled-components": "^6.1.0"
   },
   "browserslist": [