Bump xstate from 5.20.2 to 5.21.0 in /trivia-game-vue

Bumps [xstate](https://github.com/statelyai/xstate) from 5.20.2 to 5.21.0.
- [Release notes](https://github.com/statelyai/xstate/releases)
- [Commits](https://github.com/statelyai/xstate/compare/[email protected]@5.21.0)

---
updated-dependencies:
- dependency-name: xstate
  dependency-version: 5.21.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

trivia-game-vue/package.json

@@ -12,7 +12,7 @@
     "lean-he": "2.1.2",
     "tailwindcss": "4.1.12",
     "vue": "3.5.20",
-    "xstate": "5.20.2"
+    "xstate": "5.21.0"
   },
   "devDependencies": {
     "@vue/cli-plugin-babel": "5.0.8",

trivia-game-vue/yarn.lock

@@ -6928,10 +6928,10 @@ xml-name-validator@^4.0.0:
   resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-4.0.0.tgz#79a006e2e63149a8600f15430f0a4725d1524835"
   integrity sha512-ICP2e+jsHvAj2E2lIHxa5tjXRlKDJo4IdvPvCXbXQGdzSfmSpNVyIKMvoZHjDY9DP0zV17iI85o90vRFXNccRw==
 
-xstate@5.20.2:
-  version "5.20.2"
-  resolved "https://registry.yarnpkg.com/xstate/-/xstate-5.20.2.tgz#627249d8aeaf19e045f0cbbdb24815d509fd2130"
-  integrity sha512-GZmLmc+WPKfFRxuTDAxCg0cUhS/ZnWaRD86DO8MKizeK4a050jd5k7UNnIQ2jJDWRig2/r0tmVXeezUNIhoz5Q==
+xstate@5.21.0:
+  version "5.21.0"
+  resolved "https://registry.yarnpkg.com/xstate/-/xstate-5.21.0.tgz#9b44cadbc3e0e570e07c1e270af893b9109bdbdf"
+  integrity sha512-y4wmqxjyAa0tgz4k3m/MgTF1kDOahE5+xLfWt5eh1sk+43DatLhKlI8lQDJZpvihZavjbD3TUgy2PRMphhhqgQ==
 
 y18n@^5.0.5:
   version "5.0.8"