misc: microchip: pci1xxxx: add support for NVMEM_DEVID_AUTO for OTP device

By using NVMEM_DEVID_AUTO we support more than 1 device and
automatically enumerate.

Fixes: 09690015 ("misc: microchip: pci1xxxx: Add support to read and write into PCI1XXXX OTP via NVMEM sysfs")
Cc: stable@vger.kernel.org
Signed-off-by: Heiko Thiery <heiko.thiery@gmail.com>
Reviewed-by: Michael Walle <mwalle@kernel.org>
Link: https://lore.kernel.org/r/20241007071120.9522-2-heiko.thiery@gmail.com


Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>