Cemetary

* [x] I agree to follow the [Code of Conduct](https://github.com/jgraph/drawio-desktop/blob/master/CODE_OF_CONDUCT.md) that this project adheres to. * [x] I have searched the issue tracker for a feature request that matches the...

### What Happened The mime-type icons for `*.mpp` ([Microsoft Project documents](https://filext.com/file-extension/MPP)) are displayed incorrectly as music files.  Different mime-types that could be used:...

With the coming elementary OS 6 release, I was wondering if there is a planned update for this theme. Thanks.