Fix SSL_OP_SINGLE_ECDH_USE

Don't require a public key in tls1_set_ec_id if compression status is
not needed. This fixes a bug where SSL_OP_SINGLE_ECDH_USE wouldn't work.
(cherry picked from commit 5ff68e8f6dac3b0d8997b8bc379f9111c2bab74f)
1 file changed