net: fsl_pq_mdio: use dev_err_probe

Silence deferred probes using dev_err_probe(). This can happen when
the ethernet PHY uses an IRQ line attached to a i2c GPIO expander. If the
i2c bus is not yet ready, a probe deferral can occur.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250725055615.259945-1-alexander.stein@ew.tq-group.com


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