Bump @nextcloud/vue from 7.0.0-beta.2 to 7.0.0-beta.4

Bumps [@nextcloud/vue](https://github.com/nextcloud/nextcloud-vue) from 7.0.0-beta.2 to 7.0.0-beta.4.
- [Release notes](https://github.com/nextcloud/nextcloud-vue/releases)
- [Changelog](https://github.com/nextcloud/nextcloud-vue/blob/master/CHANGELOG.md)
- [Commits](nextcloud-libraries/nextcloud-vue@v7.0.0-beta.2...v7.0.0-beta.4)

---
updated-dependencies:
- dependency-name: "@nextcloud/vue"
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Signed-off-by: nextcloud-command <nextcloud-command@users.noreply.github.com>

Author: dependabot[bot]

js/notifications-main.js

@@ -25,7 +25,7 @@
 		"@nextcloud/moment": "^1.2.1",
 		"@nextcloud/notify_push": "^1.1.2",
 		"@nextcloud/router": "^2.0.0",
-		"@nextcloud/vue": "^7.0.0-beta.2",
+		"@nextcloud/vue": "^7.0.0-beta.4",
 		"howler": "^2.2.3",
 		"v-click-outside": "^3.2.0",
 		"vue": "^2.7.10",