[PATCH] apps/dumpcap: fix interface parameter option

[Thomas Monjalon]

22/08/2022 01:56, Ben Magistro:
> The dumpcap application supports an interface parameter via the
> `-i` [1] option however the current documentation utilizes a `-I` flag.
> 
> [1] https://git.dpdk.org/dpdk/tree/app/dumpcap/main.c#n314
> 
> Fixes: cbb44143be74 ("app/dumpcap: add new packet capture application")
> Cc: stable at dpdk.org
> 
> Signed-off-by: Ben Magistro <koncept1 at gmail.com>

Applied, thanks.