Add zol2zfs-patch.sed to Makefile.am and sort

In adding man-dates.sh, I noticed that zol2zfs-patch.sed was missing,
even though zfs2zol-patch.sed was present. Also, the list was not
sorted, so I sorted it.

Reviewed-by: Olaf Faaland <faaland1@llnl.gov>
Reviewed-by: Brian Behlendorf <behlendorf1@llnl.gov>
Signed-off-by: Richard Laager <rlaager@wiktel.com>
Closes #8710