WebGPURenderer: Clean up.

examples/jsm/renderers/webgpu/constants.js

@@ -47,18 +47,18 @@ export const GPUVertexFormat = {
 	Uchar4: 'uchar4',
 	Char2: 'char2',
 	Char4: 'char4',
-	Uchar2Norm: "uchar2norm",
-	Uchar4Norm: "uchar4norm",
-	Char2Norm: "char2norm",
-	Char4Norm: "char4norm",
+	Uchar2Norm: 'uchar2norm',
+	Uchar4Norm: 'uchar4norm',
+	Char2Norm: 'char2norm',
+	Char4Norm: 'char4norm',
 	Ushort2: 'ushort2',
 	Ushort4: 'ushort4',
 	Short2: 'short2',
 	Short4: 'short4',
-	Ushort2Norm: "ushort2norm",
-	Ushort4Norm: "ushort4norm",
-	Short2Norm: "short2norm",
-	Short4Norm: "short4norm",
+	Ushort2Norm: 'ushort2norm',
+	Ushort4Norm: 'ushort4norm',
+	Short2Norm: 'short2norm',
+	Short4Norm: 'short4norm',
 	Half2: 'half2',
 	Half4: 'half4',
 	Float: 'float',