Make d3d12 build by default if possible

Cargo.toml

@@ -8,7 +8,7 @@ license = "MIT/Apache-2.0"
 
 
 [features]
-default = ["vulkan"]
+default = ["vulkan", "d3d12"]
 force-link = ["openxr/linked"]
 vulkan = ["wgpu-core/vulkan"]
 d3d12 = ["wgpu-core/dx12", "dep:winapi", "dep:d3d12"]
@@ -22,11 +22,9 @@ ash = "0.37.3"
 bevy = "0.13"
 futures-lite = "2.0.1"
 mint = "0.5.9"
-winapi = { version = "0.3.9", optional = true }
 wgpu = "0.19"
 wgpu-core = { version = "0.19" }
 wgpu-hal = "0.19"
-d3d12 = { version = "0.19", features = ["libloading"], optional = true }
 eyre = "0.6.11"
 
 [target.'cfg(windows)'.dependencies]
@@ -35,6 +33,9 @@ openxr = { git = "https://github.com/Ralith/openxrs", rev = "0177d2d", features
 	"static",
 	"mint",
 ] }
+winapi = { version = "0.3.9", optional = true }
+d3d12 = { version = "0.19", features = ["libloading"], optional = true }
+
 [target.'cfg(all(target_family = "unix", not(target_arch = "wasm32")) )'.dependencies]
 openxr = { git = "https://github.com/Ralith/openxrs", rev = "0177d2d", features = [
 	"mint",