docs: this document isn't in a toc, and that's ok

Author: nedbat

doc/whatsnew5x.rst

@@ -1,6 +1,8 @@
 .. Licensed under the Apache License: http://www.apache.org/licenses/LICENSE-2.0
 .. For details: https://github.com/nedbat/coveragepy/blob/master/NOTICE.txt
 
+:orphan:
+
 .. _whatsnew5x:
 
 ====================