moved description to note

entries/acm.md

@@ -1,7 +1,5 @@
 # ACM
 
-_Multiplayer flight simulator._
-
 - Home: https://packages.debian.org/sid/acm, https://web.archive.org/web/20130114223737/http://www.websimulations.com/
 - State: mature, inactive since 2000
 - Keywords: action, flight, open content, simulation
@@ -11,4 +9,6 @@ _Multiplayer flight simulator._
 - Assets license: GPL-2.0
 - Developer: Riley Rainey
 
+Multiplayer flight simulator.
+
 ## Building