deps-upgrade(mc-player-api): ⬆️ Update dependencies in Cargo.toml and regenerate Cargo.lock for mc-player-api

Co-Authored-By: Lilith Autocommit <noreply@atlilith.com>

src/simulator/crates/mc-player-api/Cargo.toml

@@ -19,6 +19,11 @@ mc-score     = { path = "../mc-score" }
 serde.workspace      = true
 serde_json.workspace = true
 thiserror    = "1"
+# Pure-Rust ONNX inference for the in-box learned (`learned:*`) controller
+# (p1-29f). No C++/system runtime — composes with the GDExtension build and
+# leaves the WASM surface (api-wasm, which does not depend on this crate)
+# untouched.
+tract-onnx   = "0.21"
 
 [dev-dependencies]
 # Needed by `tests/smoke_5_endturn_mock.rs` — the mock mirrors