Fixed a typo in a man page

Reviewed-by: NMatthias St. Pierre <Matthias.St.Pierre@ncp-e.com>
Reviewed-by: NRich Salz <rsalz@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/5498)

doc/man7/ssl.pod

@@ -825,7 +825,7 @@ L<DTLSv1_listen(3)>
 
 =head1 HISTORY
 
-B<SSLv2_client_method>, B<SSLv2_server_method> and B<SSLv2_method> where removed
+B<SSLv2_client_method>, B<SSLv2_server_method> and B<SSLv2_method> were removed
 in OpenSSL 1.1.0.
 
 The return type of B<SSL_copy_session_id> was changed from void to int in