bpo-41841: Revise header (GH-24633)

diff --git a/Lib/idlelib/NEWS.txt b/Lib/idlelib/NEWS.txt
index 30d5b2f15f91eee6b303e2ef267eb7ccc79853ae..ca4280ff4cff8d2e05b6804f44534acc7a6634cd 100644 (file)
--- a/Lib/idlelib/NEWS.txt
+++ b/Lib/idlelib/NEWS.txt
@@ -1,6 +1,7 @@
-What's New in IDLE 3.10.0 (since 3.9.0)
+What's New in IDLE 3.10.0
+(since 3.9.0)
 Released on 2021-10-04?
-======================================
+=========================
 
 
 bpo-43283: Document why printing to IDLE's Shell is often slower than