nfp: update Agilio SmartNIC firmware to rev 2.1.16

Very late testing of the previous firmware revealed that some VFs were
locked out due to a multicast bug. The issue is resolved in this firmware.

Signed-off-by: Ciaran Toal <ciaran.toal@netronome.com>
Signed-off-by: Edwin Peer <edwin.peer@netronome.com>
Signed-off-by: Nic Viljoen <nick.viljoen@netronome.com>
Tested-by: Brendan Galloway <brendan.galloway@netronome.com>
Signed-off-by: Simon Horman <simon.horman@netronome.com>

WHENCE

@@ -4048,7 +4048,7 @@ File: netronome/nic-sriov/nic_AMDA0058-0011_2x40.nffw
 File: netronome/nic-sriov/nic_AMDA0058-0012_2x40.nffw
 File: netronome/nic-sriov/nic_AMDA0078-0011_1x100.nffw
 
-Version: v2.1.13
+Version: v2.1.16
 
 File: netronome/flower/nic_AMDA0099.nffw
 File: netronome/flower/nic_AMDA0096.nffw