Better document the NotSupportedException

### Type of issue

Missing information

### Description

I would like to know in which cases a NotSupportedException may be thrown.

### Page URL

https://learn.microsoft.com/en-us/dotnet/api/system.environment.getcommandlineargs?view=net-9.0&devlangs=csharp&f1url=%3FappId%3DDev17IDEF1%26l%3DEN-US%26k%3Dk(System.Environment.GetCommandLineArgs)%3Bk(SolutionItemsProject)%3Bk(DevLang-csharp)%26rd%3Dtrue

### Content source URL

https://github.com/dotnet/dotnet-api-docs/blob/main/xml/System/Environment.xml

### Document Version Independent Id

bca02703-dbd1-c54a-6f6b-d210018881fb

### Article author

@dotnet-bot