selftests: drv-net: toeplitz: accept bigger rss keys
/proc/sys/net/core/netdev_rss_key got bigger (256 bytes instead of 52)
Fixes: 37b0ea8fef56 ("net: expand NETDEV_RSS_KEY_LEN to 256 bytes")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Link: https://patch.msgid.link/20260127174806.886561-1-edumazet@google.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
authored by