ipq806x: add 5.4 as testing kernel version
Add 5.4 kernel version as a new testing kernel option.
Ref: https://github.com/openwrt/openwrt/pull/2793
Tested-by: Hannu Nyman <[email protected]> [ipq8065, R7800]
Tested-by: Stefan Lippers-Hollmann <[email protected]> [ipq8065, NBG6817]
Signed-off-by: Ansuel Smith <[email protected]>
[added Tested-by tags]
Signed-off-by: Petr Štetiar <[email protected]>