Merge pull request #10135 from TaquitoSuabe/perf/gl-occlusion-culling

gfx: enable early depth occlusion culling on OpenGL

crates/horizon-client-render/src/gfx/cull.rs

@@ -220,7 +220,7 @@ impl Cull {
     /// write storage.
     pub fn supported(adapter: &wgpu::Adapter, device: &wgpu::Device) -> Option<DepthTest> {
         let depth_test = match adapter.get_info().backend {
-            wgpu::Backend::Vulkan
+            wgpu::Backend::Vulkan | wgpu::Backend::Gl
                 if device
                     .features()
                     .contains(wgpu::Features::SHADER_EARLY_DEPTH_TEST) =>