zsh: update zsh-syntax-highlighting submodule

diff --git a/zsh/lib/zsh-syntax-highlighting b/zsh/lib/zsh-syntax-highlighting
index 035d3eb095a4396843bffbbeb640fe97e9a0dff2..2dce602727d715f142b5067be4f85de84d98a8b7 160000 (submodule)
--- a/zsh/lib/zsh-syntax-highlighting
+++ b/zsh/lib/zsh-syntax-highlighting
@@ -1 +1 @@
-Subproject commit 035d3eb095a4396843bffbbeb640fe97e9a0dff2
+Subproject commit 2dce602727d715f142b5067be4f85de84d98a8b7