The devlink parameters are not the right mechanism to pass
extra parameters to device flashing. The params added are
also undocumented.

This reverts commit 13bb8429 ("net: wwan: iosm: firmware
flashing and coredump collection").
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>