[vulkan] Dead code removal from VertexInputDynamicState

src/video_core/renderer_vulkan/vk_buffer_cache.h

@@ -184,8 +184,6 @@ private:
     std::unique_ptr<Uint8Pass> uint8_pass;
     QuadIndexedPass quad_index_pass;    
 
-    bool use_vertex_input_binding_stride_dynamic_state = true;
-
     bool limit_dynamic_storage_buffers = false;
     u32 max_dynamic_storage_buffers = (std::numeric_limits<u32>::max)();
 };

src/video_core/renderer_vulkan/vk_graphics_pipeline.cpp

@@ -463,7 +463,6 @@ bool GraphicsPipeline::ConfigureImpl(bool is_indexed) {
         bind_stage_info(4);
     }
 
-    buffer_cache.runtime.SetUseVertexInputBindingStrideDynamicState(UsesExtendedDynamicState());
     buffer_cache.UpdateGraphicsBuffers(is_indexed);
     buffer_cache.BindHostGeometryBuffers(is_indexed);