Add an animation to the LSP checking indicator (#9463)

Spinner go spinny.

Extra thanks to @kvark for helping me with the shaders.



https://github.com/zed-industries/zed/assets/2280405/9d5f4f4e-0d43-44d2-a089-5d69939938e9


Release Notes:

- Added a spinning animation to the LSP checking indicator

---------

Co-authored-by: Dzmitry Malyshau <kvark@fastmail.com>

crates/gpui/build.rs

@@ -87,6 +87,7 @@ fn generate_shader_bindings() -> PathBuf {
         "PathSprite".into(),
         "SurfaceInputIndex".into(),
         "SurfaceBounds".into(),
+        "TransformationMatrix".into(),
     ]);
     config.no_includes = true;
     config.enumeration.prefix_with_name = true;