zsh: update zsh-syntax-highlighting

diff --git a/zsh/lib/zsh-syntax-highlighting b/zsh/lib/zsh-syntax-highlighting
index 2dce602727d715f142b5067be4f85de84d98a8b7..83249e1b230c8bcf29107d3827d97e03ae25a86f 160000 (submodule)
--- a/zsh/lib/zsh-syntax-highlighting
+++ b/zsh/lib/zsh-syntax-highlighting
@@ -1 +1 @@
-Subproject commit 2dce602727d715f142b5067be4f85de84d98a8b7
+Subproject commit 83249e1b230c8bcf29107d3827d97e03ae25a86f