intel: Build float64 shader only for Vulkan
intel: Build float64 shader only for Vulkan
It's only used by anv and it requires glslang, which isn't otherwise
required for building iris.
Fixes: b52e25d3a8e ("anv: rewrite internal shaders using OpenCL")
Fixes: b52e25d3 ("anv: rewrite internal shaders using OpenCL")
Edited by Matt Turner