Update runtime files
diff --git a/runtime/doc/sign.txt b/runtime/doc/sign.txt
index c366ae5..c698499 100644
--- a/runtime/doc/sign.txt
+++ b/runtime/doc/sign.txt
@@ -1,4 +1,4 @@
-*sign.txt*      For Vim version 9.0.  Last change: 2021 Dec 05
+*sign.txt*      For Vim version 9.0.  Last change: 2022 Dec 20
 
 
 		  VIM REFERENCE MANUAL    by Gordon Prieur
@@ -625,9 +625,9 @@
 				then a new unique identifier is allocated.
 				Otherwise the specified number is used. See
 				|sign-identifier| for more information.
-		    lnum	line number in the buffer {expr} where the
-				sign is to be placed. For the accepted values,
-				see |line()|.
+		    lnum	line number in the buffer where the sign is to
+				be placed. For the accepted values, see
+				|line()|.
 		    name	name of the sign to place. See |sign_define()|
 		    		for more information.
 		    priority	priority of the sign. When multiple signs are