XWIKI-12912: Improve authorization checks based on the current user for...

XWIKI-12912: Improve authorization checks based on the current user for accessing a VFS attachment archive
* remove unused import

xwiki-platform-core/xwiki-platform-vfs/xwiki-platform-vfs-api/src/test/java/org/xwiki/vfs/internal/CascadingVfsPermissionCheckerTest.java

@@ -26,7 +26,6 @@
 import org.xwiki.model.reference.AttachmentReference;
 import org.xwiki.model.reference.AttachmentReferenceResolver;
 import org.xwiki.model.reference.DocumentReference;
-import org.xwiki.model.reference.DocumentReferenceResolver;
 import org.xwiki.security.authorization.ContextualAuthorizationManager;
 import org.xwiki.security.authorization.Right;
 import org.xwiki.test.annotation.ComponentList;