Revert "Update nginx strict sni patch."

This reverts commit 997e1bb428.

Not compatible with ssl_early_data.

src/event/ngx_event_openssl.c

@@ -1460,14 +1460,6 @@ ngx_ssl_handshake(ngx_connection_t *c)
 
     c->read->error = 1;
 
-    // nginx strict sni patch.
-    // https://github.com/hakasenyang/openssl-patch/issues/1#issuecomment-427040319
-    if (sslerr == SSL_ERROR_SSL) {
-        ERR_peek_error();
-        ERR_clear_error();
-        return NGX_ERROR;
-    }
-
     ngx_ssl_connection_error(c, sslerr, err, "SSL_do_handshake() failed");
 
     return NGX_ERROR;