Say what happens instead of making files do things

A file is written to; it does not write, score or name anything. Five comments
and doc lines said otherwise, two of them older than today.

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01RoGtneMQaz4M9w7Kk49AVD

src/Nonemm.Contests/Rules/FieldDayRegionOne.cs

@@ -65,8 +65,8 @@ public sealed class FieldDayRegionOne : Contest
         || call.Text.EndsWith("/M", StringComparison.OrdinalIgnoreCase)
         || call.Text.EndsWith("/A", StringComparison.OrdinalIgnoreCase);
 
-    /// Region 1 is Europe, Africa and the Middle East; the country file names
-    /// the first two, and Asia is split between regions, which the continent
-    /// alone cannot say.
+    /// Region 1 is Europe, Africa and the Middle East. The country file has a
+    /// continent for the first two; the Middle East is inside Asia, which is
+    /// split between regions, and the continent alone does not separate them.
     private static bool IsRegionOne(string continent) => continent is "EU" or "AF";
 }