Sizzle: fix compilation of the same selector with different contexts. Fixes #12403.

diff --git a/src/sizzle b/src/sizzle
index 06a9ad22204d877ccff5bb13f504a55c7c36b35f..1a8321f7cf38ab029fd12f3f2e6fb09061f3c05c 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit 06a9ad22204d877ccff5bb13f504a55c7c36b35f
+Subproject commit 1a8321f7cf38ab029fd12f3f2e6fb09061f3c05c