Sizzle: maxCacheLength -> cacheLength

diff --git a/src/sizzle b/src/sizzle
index fbdc818520b93474c5eb0f35ce20df68fb369e4c..21f816789639826667f3f2c93cf11f21dc854ebe 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit fbdc818520b93474c5eb0f35ce20df68fb369e4c
+Subproject commit 21f816789639826667f3f2c93cf11f21dc854ebe