SiwaveSimulationSetup.settings.advanced.max_coupled_lines setter not working

### 🔍 Before submitting the issue

- [x] I have searched among the existing issues
- [x] I am using a Python virtual environment

### 🐞 Description of the bug

SiwaveSimulationSetup.settings.advanced.max_coupled_lines setter not working, when I change value and use getter I stil got old value.

### 📝 Steps to reproduce

NA

### 💻 Which operating system are you using?

Windows

### 📀 Which ANSYS version are you using?

NA

### 🐍 Which Python version are you using?

3.9

### 📦 Installed packages

```shell
NA
```