Bump vuex from 3.3.0 to 3.4.0

Bumps [vuex](https://github.com/vuejs/vuex) from 3.3.0 to 3.4.0.
- [Release notes](https://github.com/vuejs/vuex/releases)
- [Changelog](https://github.com/vuejs/vuex/blob/dev/CHANGELOG.md)
- [Commits](https://github.com/vuejs/vuex/compare/v3.3.0...v3.4.0)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -56,7 +56,7 @@
 		"vue-infinite-loading": "^2.4.5",
 		"vue-router": "^3.1.6",
 		"vue-smooth-dnd": "^0.8.1",
-		"vuex": "^3.3.0",
+		"vuex": "^3.4.0",
 		"vuex-router-sync": "^5.0.0"
 	},
 	"browserslist": [