maintainers: add and claim reorder
maintainers: add and claim reorder

Add files related to reorder library and claim it.

Signed-off-by: Sergio Gonzalez Monroy <efb28dd1236fe58fb57f933212eddfe89b9da704@intel.com>
Acked-by: Thomas Monjalon <ee2fa8b2681c737f775687e475dcbf2028a412f1@6wind.com>

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