tests/drivers/build_all/ethernet fails to build on mimxrt1062_fmurt6

[dleach02]

Describe the bug

The tests/drivers/build_all/ethernet test fails to build for mimxrt1062_fmurt6 target.

nxp_enet_mdio: undefined reference to __device_dts_ord_445

• What target platform are you using? mimxrt1062_fmurt6
• bisect: e78811b

To Reproduce

Steps to reproduce:
west build -p -b mimxrt1062_fmurt6/mimxrt1062 tests/drivers/build_all/ethernet -T net.ethernet.build.default

Expected behavior
Test should not fail.

Impact
Could block CI if this test is selected

[dleach02]

Attention @soburi, @decsny, @hakehuang, @sumitbatra-nxp

[sumitbatra-nxp]

Fix: #80983