ARM: dts: aspeed: bletchley: add eeprom node on each sled

Add eeprom (24c26) on each sled for storing sled fru information.

Signed-off-by: Potin Lai <potin.lai.pt@gmail.com>
Reviewed-by: Patrick Williams <patrick@stwcx.xyz>
Reviewed-by: Joel Stanley <joel@jms.id.au>
Link: https://lore.kernel.org/r/20220509151118.4899-7-potin.lai.pt@gmail.com
Signed-off-by: Joel Stanley <joel@jms.id.au>