chore(deps): Bump bincode from 1.3.3 to 2.0.1

Bumps [bincode](https://github.com/bincode-org/bincode) from 1.3.3 to 2.0.1.
- [Commits](https://github.com/bincode-org/bincode/commits)

---
updated-dependencies:
- dependency-name: bincode
  dependency-version: 2.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -82,7 +82,7 @@ workspace = true
 # Serialization
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"  # SafeTensors JSON metadata
-bincode = "1.3"
+bincode = "2.0"
 rmp-serde = "1.3"  # MessagePack for .apr metadata (spec §2)
 
 # Random number generation for model_selection