This allows to declare SRV buffers in the shader tests using `[buffer srv n]` blocks, and passing them to the different backends.
Also, 1/2 includes a missing bit required to parse `Buffer<>` types in the HLSL compiler.
This is a step towards supporting StructuredBuffer types in further patches.
--
v8: vkd3d-shader/hlsl: Parse Buffer types.
tests/shader-runner: Change probe directive syntax on shader_test files.
tests/shader-runner: Change resource declaration syntax on shader_test files.
tests/shader-runner: Support SRV buffers.
tests/shader-runner: Separate resource_type into type and dimension.
vkd3d-shader/hlsl: Introduce validate_method_call().
https://gitlab.winehq.org/wine/vkd3d/-/merge_requests/569