Bump @nextcloud/vue from 2.6.3 to 2.6.4

Bumps [@nextcloud/vue](https://github.com/nextcloud/nextcloud-vue) from 2.6.3 to 2.6.4.
- [Release notes](https://github.com/nextcloud/nextcloud-vue/releases)
- [Commits](nextcloud-libraries/nextcloud-vue@v2.6.3...v2.6.4)

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

Author: dependabot[bot]

package-lock.json

@@ -30,7 +30,7 @@
 		"@nextcloud/initial-state": "^1.1.2",
 		"@nextcloud/l10n": "^1.4.0",
 		"@nextcloud/router": "^1.2.0",
-		"@nextcloud/vue": "^2.6.3",
+		"@nextcloud/vue": "^2.6.4",
 		"core-js": "^3.4.4",
 		"vue": "^2.6.12",
 		"vue-click-outside": "^1.1.0",