adjust icons for playlist and view selector

Summary:
frameworks 5.43 changed the list-remove icon, and 5.44 changed the icon we use for the tracks to a colorized version, breaking look and feel and color overlays.
workaround by using different icons.

Reviewers: Elisa, mgallien

Reviewed By: Elisa, mgallien

Tags: Elisa

Differential Revision: https://phabricator.kde.org/D11458