[rdkb][hnat][bsp][Fix hnat can't bind successd in RDKB]

[Description]
Fix hnat can't bind successd in RDKB
1. change binding interface name of hnat in dts for compatible rdkb

[Release-log]

Change-Id: I1e9f06355e1bc4d67b9460215ee9654c3977e601
2 files changed