D11457: decrease bitrate precision for display

[Alexander Stippich]

astippich added reviewers: Frameworks, Baloo.

REPOSITORY
  R824 Baloo Widgets

REVISION DETAIL
  https://phabricator.kde.org/D11457

To: astippich, #frameworks, #baloo
Cc: ashaposhnikov, astippich, spoorun, nicolasfella, alexeymin