runtime(doc): clarify "nearest" value for 'completeopt'

closes: #17146

Signed-off-by: Girish Palya <girishji@gmail.com>
Signed-off-by: Christian Brabandt <cb@256bit.org>
diff --git a/runtime/doc/options.txt b/runtime/doc/options.txt
index 8ab0dcc..83032e1 100644
--- a/runtime/doc/options.txt
+++ b/runtime/doc/options.txt
@@ -1,4 +1,4 @@
-*options.txt*	For Vim version 9.1.  Last change: 2025 Apr 16
+*options.txt*	For Vim version 9.1.  Last change: 2025 Apr 18
 
 
 		  VIM REFERENCE MANUAL	  by Bram Moolenaar
@@ -2208,8 +2208,10 @@
 		    Useful when there is additional information about the
 		    match, e.g., what file it comes from.
 
-	   nearest  Matches are presented in order of proximity to the cursor
-		    position.  This applies only to matches from the current
+	   nearest  Matches are listed based on their proximity to the cursor
+		    position, unlike the default behavior, which only
+		    considers proximity for matches appearing below the
+		    cursor.  This applies only to matches from the current
 		    buffer.  No effect if "fuzzy" is present.
 
 	   noinsert Do not insert any text for a match until the user selects