Update README.xattr: fixed typos

Signed-off-by: Alexander Hajnal <trinitydesktop@alephnull.net>

tdeio/tdeio/README.xattr

@@ -35,7 +35,7 @@ To test the code build and install it[8] then run the following from the
 commandline in e.g. Konsole:
 
   $ cd PATH_SUPPORTING_USER_XATTRS_AT_THE_FILESYSTEM_LEVEL
-  $ touch test
+  $ touch attr_test
   $ setfattr -n "user.AttributeName" -v "Attribute value" attr_test
   $ kfmclient copy attr_test attr_test.copy
   $ getfattr -d attr_test*