Bump vuex from 3.1.2 to 4.1.0

Bumps [vuex](https://github.com/vuejs/vuex) from 3.1.2 to 4.1.0.
- [Release notes](https://github.com/vuejs/vuex/releases)
- [Changelog](https://github.com/vuejs/vuex/blob/main/CHANGELOG.md)
- [Commits](vuejs/vuex@v3.1.2...v4.1.0)

---
updated-dependencies:
- dependency-name: vuex
  dependency-version: 4.1.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -39,7 +39,7 @@
     "vue-cli-plugin-express": "^1.0.2",
     "vue-i18n": "^8.16.0",
     "vue-router": "^3.1.3",
-    "vuex": "^3.1.2",
+    "vuex": "^4.1.0",
     "wif": "^5.0.0",
     "ws": "^7.5.10"
   },