Update attr to version 2.5.1 / rev 43 via SR 880540
    
    https://build.opensuse.org/request/show/880540
    by user dirkmueller + RBrownSUSE
    - update to 2.5.1:
      * Fix libtool library versioning regression
      * Update po files and German translation
      * getfattr: Add --one-file-system option
      * Move struct stat into struct walk_tree_args
      * Move list of open directories into struct walk_tree_args
      * Move walk_tree_rec arguments into a separate struct
      * xattr.conf: Indicate afs metadata xattrs should be skipped when copying
      * Fix typos in manual pages
      * getfattr.1: by default only user namespace attributes are dumped
      * Enable large-file support on systems that do not enable it by default
      * test: escape left brace in a regex in test/run
    - drop 0001-attr-2.4.48-test-suite-perl.patch (upstream)