Fix #13070: better unescaping logic in Sizzle

diff --git a/src/sizzle b/src/sizzle
index 229fb525c04537665702961819f96e7e60e96121..3cf5aa8ee5739bcaafbb24195182edf0d55137ed 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit 229fb525c04537665702961819f96e7e60e96121
+Subproject commit 3cf5aa8ee5739bcaafbb24195182edf0d55137ed