[PATCH 0/6] MR402: vkd3d-shader: Minor fixes to clangd warnings (clangd).

[Francisco Casas (＠fcasas)]

Some fixes to valid clangd warnings, since I am using it as linter.

Also, I am removing enum hlsl_error_level on 4/6, since it doesn't seem to be meant to be used anywhere after 3/6.