D454: releasenotes: view admonition titles using -l flag

[rishabhmadan96 (Rishabh Madan)]

rishabhmadan96 added a comment.


  In https://phab.mercurial-scm.org/D454#8571, @pulkit wrote:
  
  > @rishabhmadan96 Also make sure a user cannot pass any other flag with the `--list` flag.
  
  
  I'm using `return` while calling the function. Wouldn't that be enough for this?

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D454

To: rishabhmadan96, #hg-reviewers, pulkit, yuja
Cc: yuja, pulkit, mercurial-devel