Update runtime files
diff --git a/runtime/doc/gui.txt b/runtime/doc/gui.txt
index 17fa848..724318d 100644
--- a/runtime/doc/gui.txt
+++ b/runtime/doc/gui.txt
@@ -1,4 +1,4 @@
-*gui.txt* For Vim version 9.0. Last change: 2022 Nov 17
+*gui.txt* For Vim version 9.0. Last change: 2023 Feb 26
VIM REFERENCE MANUAL by Bram Moolenaar
@@ -856,7 +856,7 @@
nnoremenu 1.20 WinBar.Next :Next<CR>
nnoremenu 1.30 WinBar.Finish :Finish<CR>
nnoremenu 1.40 WinBar.Cont :Continue<CR>
-<
+< *hl-ToolbarLine* *hl-ToolbarButton*
The window toolbar uses the ToolbarLine and ToolbarButton highlight groups.
When splitting the window the window toolbar is not copied to the new window.