apps/ciphers: Fix wrong return value when using -convert parameter
apps/ciphers: Fix wrong return value when using -convert parameter

Command 'openssl ciphers -convert <name>' always returns failure,
this patch set the correct return value.

Signed-off-by: Tianjia Zhang <tianjia.zhang@linux.alibaba.com>

Reviewed-by: Paul Yang <184f6de988fc88cc661c91bad2c53ca35ab2d101@antfin.com>
Reviewed-by: Paul Dale <ddec78389666b4f7c9b4d110380c848489a3e4aa@openssl.org>
Reviewed-by: Tomas Mraz <2bc6038c3dfca09b2da23c8b6da8ba884dc2dcc2@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/16383)

openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl,openssl/openssl