fig

Use page color for fret number background

1

Resolves: #11570 Renders the page background color behind tablature numbers instead of just rendering a white rectangle - [x] I signed the [CLA](https://musescore.org/en/cla) - [x] The title of the PR...

Fix playback toggle on dock/undock

6

Resolves: #15302 Allows the playback toggle to persist after undocking/docking the playback toolbar - [x] I signed the [CLA](https://musescore.org/en/cla) - [x] The title of the PR describes the problem it...

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