linux-raspberrypi: prefer kernel version 5.4
linux-raspberrypi: prefer kernel version 5.4

Aligns with Yocto's current kernel version.

Signed-off-by: Christopher Clark <6a31de8de4a6d26f0e82633fc287a2dce1f945cc@gmail.com>
Signed-off-by: Bruce Ashfield <284cc737d174a260eec2a2a6324a304f84b1ae0f@gmail.com>

lgirdk/meta-virtualization,lgirdk/meta-virtualization,lgirdk/meta-virtualization,lgirdk/meta-virtualization,lgirdk/meta-virtualization