package/wireless-regdb: bump version to 2020.11.20
Signed-off-by: Peter Seiderer <ps.report@gmx.net>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit f457760f5448af1d59ba7b90453c15971c294eb9)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>