fix: improve checks for moving shares/storages into other mounts #14651

Job	Run time
changes	6s
integration-sqlite (capabilities_features, 8.1, main)	1m 46s
integration-sqlite (collaboration_features, 8.1, main)	3m 13s
integration-sqlite (comments_features, 8.1, main)	2m 26s
integration-sqlite (dav_features, 8.1, main)	5m 19s
integration-sqlite (features, 8.1, main)	8m 44s
integration-sqlite (federation_features, 8.1, main)	3m 28s
integration-sqlite (--tags ~@large files_features, 8.1, main)	10m 15s
integration-sqlite (filesdrop_features, 8.1, main)	1m 41s
integration-sqlite (openldap_features, 8.1, main)	1m 20s
integration-sqlite (openldap_numerical_features, 8.1, main)	1m 40s
integration-sqlite (ldap_features, 8.1, main)	2m 9s
integration-sqlite (remoteapi_features, 8.1, main)	1m 42s
integration-sqlite (setup_features, 8.1, main)	1m 20s
integration-sqlite (sharees_features, 8.1, main)	4m 27s
integration-sqlite (sharing_features, 8.1, main)	10m 52s
integration-sqlite (videoverification_features, 8.1, main)	4m 49s
integration-sqlite-summary	4s
	1h 5m 21s

Provide feedback