Revert "net: ethernet: qualcomm: Remove QDF24xx support"

This reverts commit a2a7f98a.

Konrad mentioned that Qualcomm appears to use these devices, still,
internally, even tho they never made it to the broader market.

Link: https://lore.kernel.org/all/0679f568-60e7-47d8-b86e-052a9eb4c103@linaro.org/


Signed-off-by: Jakub Kicinski <kuba@kernel.org>