Sizzle: fix multiple nested pseudos. Fixes #7010.

diff --git a/src/sizzle b/src/sizzle
index a7b38ea4aa144cb3cac2991a035f8c99a38fc108..c052b598f52ef80074e8268afe3ef0f7fb6c4912 160000 (submodule)
--- a/src/sizzle
+++ b/src/sizzle
@@ -1 +1 @@
-Subproject commit a7b38ea4aa144cb3cac2991a035f8c99a38fc108
+Subproject commit c052b598f52ef80074e8268afe3ef0f7fb6c4912