remove sample rate shading

src/main.rs

@@ -3,7 +3,6 @@
 #![feature(portable_simd)]
 
 const DYNAMIC_STATE: bool = true;
-const SAMPLE_RATE_SHADING: Option<f32> = None; //1.0;
 
 const DUMP_SPV_TO_FILE: bool = false;
 const PIPELINE_CACHING: bool = false;
@@ -474,14 +473,12 @@ impl App {
                 enabled_features: DeviceFeatures {
                     mesh_shader: false,
                     task_shader: false,
-                    sample_rate_shading: SAMPLE_RATE_SHADING.is_some(),
                     //shader_float16: true,
                     shader_int16: true,
                     shader_int8: true,
                     storage_buffer8_bit_access: true,
                     storage_buffer16_bit_access: true,
                     geometry_shader: true,
-                    primitive_fragment_shading_rate: SAMPLE_RATE_SHADING.is_some(),
                     maintenance4: true,
                     fill_mode_non_solid: true,
                     ..DeviceFeatures::empty()