[Buildroot] Update Linux version for qemu defconfigs

[Peter Korsgaard]

>>>>> "Gerome" == Gerome Burlats <gerome.burlats at smile.fr> writes:

 > Hi,
 > I am currently working on updating the kernel version in qemu defconfigs.

Great, thanks.

 > Is it better to update to the last stable 4.20 or use the LTS 4.19 ?

Unless there is a a specific need for 4.20 (E.G. new features), I would
prefer to stick with 4.19.x

-- 
Bye, Peter Korsgaard