pcapng: use new ethdev namespace
pcapng: use new ethdev namespace

RTE_ prefix was added by
commit 295968d17407 ("ethdev: add namespace")

Fixes: 8d23ce8f5ee9 ("pcapng: add new library for writing pcapng files")

Signed-off-by: Stephen Hemminger <06fa905d7f2aaced6dc72e9511c71a2a51e8aead@networkplumber.org>

john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk,john-mcnamara-intel/dpdk