Fix unwind info in crypto/rc4/asm/rc4-x86_64.pl
Fix unwind info in crypto/rc4/asm/rc4-x86_64.pl

Move .cfi_startproc to the right place for RC4.  Add missing
.cfi_startproc and .cfi_endproc to RC4_options.

Reviewed-by: Richard Levitte <5fb523282dd7956571c80524edc2dccfa0bd8234@openssl.org>
Reviewed-by: Shane Lontis <452ce16516ceed26291fe7de3f8b53540d83864e@oracle.com>
Reviewed-by: Bernd Edlinger <ac6902843ae77cc0d49b9c8ddec4cbf141db1bb7@hotmail.de>
(Merged from https://github.com/openssl/openssl/pull/10872)

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