Extend the Overlay tests to cover a range of depth-stencil formats

[Zorro666]

Description

Repeat the Overlay tests using depth-stencil buffers with the following formats: D32_S8, D24_S8, D32, D24, D16 restricted to what is supported by each API ie. D24 is not supported by D3D11 or D3D12.

Testing

On Windows

• using automated tests ./x64/Development/renderdoccmd.exe test functional -t _Overlay
• captured and manually verified the demos_x64.exe program with each API Overlay test : D3D11_Overlay_Test, D3D12_Overlay_Test, GL_Overlay_Test, VK_Overlay_Test

[Zorro666]

Replaced by https://github.com/baldurk/renderdoc/pull/3055