fix(deps): update rust crate once_cell to 1.20.0

Cargo.toml

@@ -15,7 +15,7 @@ authors = ["Carter Himmel <[email protected]>"]
 image = { version = "0.25.2", default-features = false }
 serde = { version = "1.0.210", optional = true, features = ["derive"] }
 tract-onnx = "0.21.6"
-once_cell = "1.19.0"
+once_cell = "1.20.0"
 
 [dev-dependencies]
 tokio = { version = "1.40.0", features = ["rt-multi-thread", "macros"] }