Fix collapsing toolbar in various categories

Description

There were some instances where the collapsing toolbar was not using proper background wherever an image was used as background. For example in album,genre, artist and playlist page.

Screenshots

Issues

https://gitlab.e.foundation/e/os/backlog/-/issues/2956

10 commandments of code review

👪 ❤️ https://gitlab.e.foundation/groups/e/-/wikis/contribute/development-processes/code-review-guidelines