ARM: dts: aspeed: catalina: enable mac2

Enable mac2 in advance for DVT HW schematic.

- EVT system:
  - eth0 (mac2): no NCSI
  - eth1 (mac3): with NCSI

- DVT system:
  - eth0 (mac2): with NCSI
  - eth1 (mac3): with NCSI

Signed-off-by: Potin Lai <potin.lai.pt@gmail.com>
Link: https://patch.msgid.link/20240926-catalina-evt-dvt-system-modify-v2-2-a861daeba059@gmail.com


Signed-off-by: Andrew Jeffery <andrew@codeconstruct.com.au>