D6810: Remove "*.conf" extension rule

[Yunhe Guo]

guoyunhe added a comment.


  This should fix bug https://bugs.kde.org/show_bug.cgi?id=382520

REPOSITORY
  R216 Syntax Highlighting

REVISION DETAIL
  https://phabricator.kde.org/D6810

To: guoyunhe, #framework_syntax_hightlighting
Cc: #frameworks