ring: add MAC address add/remove
ring: add MAC address add/remove

Added MAC addr add/remove dummy callbacks.

Signed-off-by: Tomasz Kulasek <2fc2c8542a2a68801ce1aaca56eae5adf14485ae@intel.com>
Signed-off-by: Pawel Wodkowski <ee43875f918ccc633a652e6e256df4e6d9c42850@intel.com>
Acked-by: Declan Doherty <b4388acd850cd8caad5000a112795063f04807ac@intel.com>

john-mcnamara-intel/dpdk,mixja/dpdk,tsphillips/dpdk-fork,tsphillips/dpdk-fork,mixja/dpdk,msune/dpdk,venkynv/dpdk-mirror,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,venkynv/dpdk-mirror,john-mcnamara-intel/dpdk,msune/dpdk,venkynv/dpdk-mirror,msune/dpdk,mixja/dpdk,tsphillips/dpdk-fork,venkynv/dpdk-mirror,msune/dpdk,tsphillips/dpdk-fork,mixja/dpdk