scripts: generate_rust_analyzer: add uapi crate

Commit 4e17466 ("rust: uapi: Add UAPI crate") did not update
rust-analyzer to include the new crate.

Add the missing definition to improve the developer experience.

Fixes: 4e17466 ("rust: uapi: Add UAPI crate")
Signed-off-by: Tamir Duberstein <tamird@gmail.com>
Tested-by: Andreas Hindborg <a.hindborg@kernel.org>
Link: https://lore.kernel.org/r/20250210-rust-analyzer-bindings-include-v2-2-23dff845edc3@gmail.com
[ Slightly reworded title. - Miguel ]
Signed-off-by: Miguel Ojeda <ojeda@kernel.org>

scripts/generate_rust_analyzer.py

@@ -117,7 +117,8 @@ def append_crate_with_generated(
         }
 
     append_crate_with_generated("bindings", ["core"])
-    append_crate_with_generated("kernel", ["core", "macros", "build_error", "bindings"])
+    append_crate_with_generated("uapi", ["core"])
+    append_crate_with_generated("kernel", ["core", "macros", "build_error", "bindings", "uapi"])
 
     def is_root_crate(build_file, target):
         try: