Sizzle: throw an invalid selector exception for trailing-comma selectors. Fixes ...

diff --git a/src/sizzle b/src/sizzle
index 41a7c2ce9be6c66e0c9b8b15e0a29c8e3ca6fb31..3ed4e970e262230c799eaf24cc6d889828a3d6f3 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit 41a7c2ce9be6c66e0c9b8b15e0a29c8e3ca6fb31
+Subproject commit 3ed4e970e262230c799eaf24cc6d889828a3d6f3