Update a comment

The name and type of the argument to ssl_check_for_safari() has changed.

Reviewed-by: Kurt Roeckx <kurt@openssl.org>
Reviewed-by: Rich Salz <rsalz@openssl.org>
diff --git a/ssl/t1_lib.c b/ssl/t1_lib.c
index 1c2ee52..100c9f9 100644
--- a/ssl/t1_lib.c
+++ b/ssl/t1_lib.c
@@ -1690,7 +1690,7 @@
 #ifndef OPENSSL_NO_EC
 /*-
  * ssl_check_for_safari attempts to fingerprint Safari using OS X
- * SecureTransport using the TLS extension block in |pkt|.
+ * SecureTransport using the TLS extension block in |hello|.
  * Safari, since 10.6, sends exactly these extensions, in this order:
  *   SNI,
  *   elliptic_curves