linux-generic-mainline: update license file checksum
linux-generic-mainline: update license file checksum

Signed-off-by: Daniel Díaz <81c1e6f46dfb75ebff90afb11720614d43e597b3@linaro.org>

mrchapp/meta-96boards,96boards/meta-96boards,kraj/meta-96boards,kraj/meta-96boards