Remove 'Accurate Geometry Shader' setting, default behavior is as it was turned on.

src/video_core/video_core.cpp

@@ -21,7 +21,6 @@ std::unique_ptr<RendererBase> g_renderer; ///< Renderer plugin
 std::atomic<bool> g_hw_renderer_enabled;
 std::atomic<bool> g_shader_jit_enabled;
 std::atomic<bool> g_hw_shader_enabled;
-std::atomic<bool> g_hw_shader_accurate_gs;
 std::atomic<bool> g_hw_shader_accurate_mul;
 std::atomic<bool> g_renderer_bg_color_update_requested;
 std::atomic<bool> g_renderer_sampler_update_requested;