macOS: Improper name formatting in About menu: 'freecad' -> 'FreeCAD'

### Is there an existing issue for this?

- [x] I have searched the existing issues

### Problem description

The About, Edit, and Quit menus on the macos version shows the menu entry as 'freecad' instead of 'FreeCAD':

### Full version info

```shell
OS: macOS 15.4.1
Architecture: arm64
Version: 1.1.0dev.41488 (Git)
Build date: 2025/05/01 22:16:31
Build type: Release
Branch: main
Hash: b3a3b13603e7c48c6349080a893471ae9c105bc1
Python 3.11.12, Qt 6.7.3, Coin 4.0.3, Vtk 9.3.1, boost 1_86, Eigen3 3.4.0, PySide
shiboken , xerces-c 3.2.5, IfcOpenShell 0.8.2, OCC 7.8.1
Locale: English/United States (en_US)
Stylesheet/Theme/QtStyle: unset/FreeCAD Classic/macos
Logical DPI/Physical DPI/Pixel Ratio: 72/151.5/2
Installed mods:
* BIM021 2021.12.0
* fasteners 0.5.24
* sheetmetal 0.4.12
* Assembly4 0.50.15
```

### Subproject(s) affected?

None

### Anything else?

_No response_

### Code of Conduct

- [x] I agree to follow this project's Code of Conduct