[Bug]: Custom Win10 Start Tiles not displaying as expected?

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- [x] This is a **bug**, not a question or a configuration issue.
- [x] This issue is **not** already reported on Github (I've searched it).
- [x] Nextcloud Server and Desktop Client are **up to date**. See [Server Maintenance and Release Schedule](https://github.com/nextcloud/server/wiki/Maintenance-and-Release-Schedule) and [Desktop Releases](https://nextcloud.com/install/#install-clients) for supported versions.
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### Bug description

Just a tiny non-issue, really inconsequential, but I guess I want to point out for consistency or whatever.
I think the Start Tile (Win10, and probably Win8) is not displaying a custom appearance despite having a VisualManifest.xml file. I based this assumption from the contents of the XML file and visualmanifest folder.

**Current behavior** (boring):

**Expected behavior** (I think):

### Steps to reproduce

1. Open Start Menu (Windows 10)
2. Browse All Apps
3. Right click Nextcloud
4. Select "Pin to Start"
5. Browse Pinned Tiles
6. Observe that Nextcloud looks "normal"

### Expected behavior

When clicking on the share dialog, share by e-mail should be an option.
...

### Which files are affected by this bug

nextcloud.VisualElementsManifest.xml

### Operating system

Windows

### Which version of the operating system you are running.

Windows 10

### Package

Official Windows MSI

### Nextcloud Server version

30.0.5

### Nextcloud Desktop Client version

3.17.3

### Is this bug present after an update or on a fresh install?

Fresh desktop client install

### Are you using the Nextcloud Server Encryption module?

Encryption is Enabled

### Are you using an external user-backend?

- [ ] Default internal user-backend
- [ ] LDAP/ Active Directory
- [ ] SSO - SAML
- [ ] Other

### Nextcloud Server logs

```shell

```

### Additional info

Fix should be straightforward, just make sure the VisualElements point to existing file names, such as follows:

``
` `
``