Update getnoaddr unit tests by replacing pgm_getnodeaddr usage with pgm_get_multicast_enabled_node_addr.
Update getnoaddr unit tests by replacing pgm_getnodeaddr usage with pgm_get_multicast_enabled_node_addr.

jdelgadoalfonso/openpgm,jdelgadoalfonso/openpgm,jdelgadoalfonso/openpgm,jdelgadoalfonso/openpgm,jdelgadoalfonso/openpgm,jdelgadoalfonso/openpgm