update for 8.6.0-beta2 release

Author: jmckenna

en/development/rfc/ms-rfc-140.txt

@@ -6,7 +6,7 @@ MS RFC 140: MapServer Index Page
 
 :Author: 	Seth Girvin
 :Contact: 	[email protected]
-:Last Updated:  2025-17-10
+:Last Updated:  2025-10-17
 :Version: 	MapServer 8.6
 :Status: 	Adopted