xtables: homogenize error message

There is a difference between error messages in iptables and
iptables-compat:

 # iptables-compat -D INPUT 4
 iptables: No chain/target/match by that name.

 # iptables -D INPUT 4
 iptables: Index of deletion too big.

Now, will show same error message.

Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

0 files changed, 0 insertions, 0 deletions