Changed ray tracing closest hit shader hit attributes to vec2

data/shaders/glsl/raytracingbasic/closesthit.rchit

data/shaders/glsl/raytracingcallable/closesthit.rchit

data/shaders/glsl/raytracingreflections/closesthit.rchit

data/shaders/glsl/raytracingshadows/closesthit.rchit

data/shaders/hlsl/compile.py

data/shaders/hlsl/raytracingbasic/closesthit.rchit

data/shaders/hlsl/raytracingcallable/closesthit.rchit

data/shaders/hlsl/raytracingreflections/closesthit.rchit

data/shaders/hlsl/raytracingshadows/closesthit.rchit