Sizzle: tagged versions are now in the repo; update selector engine list

diff --git a/src/sizzle b/src/sizzle
index 7dacbb2051f1a83ae953cdfd7923314847361f0c..59125c2526d81c5a7c473cbc1ea193d0fe959404 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit 7dacbb2051f1a83ae953cdfd7923314847361f0c
+Subproject commit 59125c2526d81c5a7c473cbc1ea193d0fe959404