fix: VS component check should only be performed for Win OS

[Jklawreszuk]

PR Details

Description

IsVSComponentAvailableAnyVersion method currently may throw exception if executed on platform other than Windows - this prevents AssetCompilerApp from running e.g. on Linux.

Motivation and Context

This PR is a part of making AssetCompiler crossplatform.

Types of changes

• Docs change / refactoring / dependency upgrade
• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist

• My change requires a change to the documentation.
• I have added tests to cover my changes.
• All new and existing tests passed.
• I have built and run the editor to try this change out.

[Eideren]

Thanks !