Merge pull request #601 from rust-cli/renovate/yaml-rust2-0.x

chore(deps): Update Rust crate yaml-rust2 to 0.9

Author: epage

Cargo.lock

@@ -127,7 +127,7 @@ nom = "7"
 async-trait = { version = "0.1", optional = true }
 toml = { version = "0.8", optional = true }
 serde_json = { version = "1.0", optional = true }
-yaml-rust2 = { version = "0.8", optional = true }
+yaml-rust2 = { version = "0.9", optional = true }
 rust-ini = { version = "0.21", optional = true }
 ron = { version = "0.8", optional = true }
 json5_rs = { version = "0.4", optional = true, package = "json5" }