runtime(doc): add another tag for vim-shebang feature

related: #15011

Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/various.txt b/runtime/doc/various.txt
index 889ad40..d9bcdfa 100644
--- a/runtime/doc/various.txt
+++ b/runtime/doc/various.txt
@@ -1,4 +1,4 @@
-*various.txt*   For Vim version 9.1.  Last change: 2024 May 23
+*various.txt*   For Vim version 9.1.  Last change: 2024 Jun 15
 
 
 		  VIM REFERENCE MANUAL    by Bram Moolenaar
@@ -138,7 +138,7 @@
 :[range]# [count] [flags]
 			synonym for :number.
 
-							*:#!*
+							*:#!* *vim-shebang*
 :#!{anything}		Ignored, so that you can start a Vim script with: >
 				#!vim -S
 				echo "this is a Vim script"