The `dbg` / `Debug` suffix is going to be used to implement
parts of the new Vulkan shader debugger.

Bug: b/145351270
Change-Id: Ifdd45692aa285ba7875b052857c2ea601f995da2
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/38819Tested-by: Ben Clayton <bclayton@google.com>
Reviewed-by: Alexis Hétu <sugoi@google.com>
Kokoro-Presubmit: kokoro <noreply+kokoro@google.com>