Add logo for wgsl (WebGPU Shading Language) (#26360)

Was dabbling on the shaders these past few days and felt like we could
have the WGSL logo. This is based on the logo found on the GPU Web
repository: https://github.com/gpuweb/gpuweb/tree/main/logo

Release Notes:

- N/A

assets/icons/file_icons/wgsl.svg

@@ -0,0 +1,7 @@
+<svg width="16" height="16" viewBox="0 0 16 16" fill="none" xmlns="http://www.w3.org/2000/svg">
+<path d="M6.5 13L1.5 5H11.5L6.5 13Z" fill="black"/>
+<path d="M14 9H9L11.5 5L14 9Z" fill="black" fill-opacity="0.75"/>
+<path d="M9 9L14 9L11.5 13L9 9Z" fill="black" fill-opacity="0.65"/>
+<path d="M14 5L15.25 7L12.75 7L14 5Z" fill="black" fill-opacity="0.5"/>
+<path d="M14 9L12.75 7H15.25L14 9Z" fill="black" fill-opacity="0.55"/>
+</svg>