app/eventdev: enable fast free offload
app/eventdev: enable fast free offload

Since we are not holding the mbufs or creating any references
in the app, hence mbuf fast free offload can be enabled.

Signed-off-by: Harman Kalra <568a3484dfecf16d6b30cd214c570848bb408570@marvell.com>
Acked-by: Jerin Jacob <352c4d4f9291b869992ddb67daa45ddc149fed30@marvell.com>

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