Get rid of obsolete tempfs warning.

rsync.yo

@@ -1177,10 +1177,6 @@ dit(bf(-S, --sparse)) Try to handle sparse files efficiently so they take
 up less space on the destination.  Conflicts with bf(--inplace) because it's
 not possible to overwrite data in a sparse fashion.
 
-NOTE: Don't use this option when the destination is a Solaris "tmpfs"
-filesystem. It seems to have problems seeking over null regions,
-and ends up corrupting the files.
-
 dit(bf(-n, --dry-run)) This makes rsync perform a trial run that doesn't
 make any changes (and produces mostly the same output as a real run).  It
 is most commonly used in combination with the bf(-v, --verbose) and/or