D23389: [Applet] Move "Make default" action out of the context menu and into a discoverable button

[Anthony Fieroni]

anthonyfieroni added a comment.


  But in settings is radio button
  F7276400: Screenshot_20190824_185610.png 
<https://phabricator.kde.org/F7276400>

REPOSITORY
  R115 Plasma Audio Volume Applet

REVISION DETAIL
  https://phabricator.kde.org/D23389

To: ngraham, drosca, #plasma, #vdg
Cc: ndavis, anthonyfieroni, shubham, plasma-devel, LeGast00n, The-Feren-OS-Dev, 
jraleigh, fbampaloukas, GB_2, ragreen, Pitel, ZrenBot, himcesjf, lesliezhai, 
ali-mohamed, jensreuterberg, abetts, sebas, apol, mart