Update Sizzle: minor fix for matchesSelector usage in FF<12

diff --git a/src/sizzle b/src/sizzle
index c53fb710040ba25c000f7daed0628683961f08db..3db4d268c87f9796fac69e581dab22b25024e78d 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit c53fb710040ba25c000f7daed0628683961f08db
+Subproject commit 3db4d268c87f9796fac69e581dab22b25024e78d