Tests: stream_ssl_preread.t TODO adjusted.

stream_ssl_preread.t

diff --git a/stream_ssl_preread.t b/stream_ssl_preread.t
index 2520fe0..11465c3 100644
--- a/stream_ssl_preread.t
+++ b/stream_ssl_preread.t
@@ -162,7 +162,7 @@
 is(stream()->io('x' x 1000), "127.0.0.1:$p3", 'not a handshake');
 
 TODO: {
-local $TODO = 'not yet';
+local $TODO = 'not yet' unless $t->has_version('1.13.6');
 
 is(stream("127.0.0.1:$p4")->io('x' x 16), "127.0.0.1:$p3",
 	'pending buffers on next upstream');