sys: NOTES: Fix comment for wlan_* devices; GENERIC*: Re-order 'wlan_tkip'

Fix the comment introducing the 'wlan_*' devices (AES-CCMP is missing)
after introducing AES-GCMP.

While here, re-order the devices in order of appearance of the related
technologies.

No functional change (intended).

Reviewed by: adrian, emaste
Fixes: 7bf82ea4fdda ("sys: add wlan_gcmp to GENERIC kernels as appropriate")
MFC after: 3 days
MFC to: stable/15
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D52444