Update Sizzle: passing null to $.contains should not throw an error. Fixes #12314

diff --git a/src/sizzle b/src/sizzle
index e335982d0a1342037aa6400c130807a7fd295c70..06a9ad22204d877ccff5bb13f504a55c7c36b35f 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit e335982d0a1342037aa6400c130807a7fd295c70
+Subproject commit 06a9ad22204d877ccff5bb13f504a55c7c36b35f