eeprom: at24: Use dev_err_probe for nvmem register failure

[ Upstream commit a3c10035 ]

When using nvmem layouts it is possible devm_nvmem_register returns
-EPROBE_DEFER, resulting in an 'empty' in
/sys/kernel/debug/devices_deferred. Use dev_err_probe for providing
additional information.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>
Stable-dep-of: f42c9702 ("eeprom: at24: fix memory corruption race condition")
Signed-off-by: Sasha Levin <sashal@kernel.org>