Update Rust crate serde_yaml to v0.9.31 (#1235)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

Cargo.lock

@@ -15,7 +15,7 @@ handlebars = { version = "=5.1.1", features = ["dir_source"] }
 lazy_static = "=1.4.0"
 serde = "=1.0.196"
 serde_derive = "=1.0.196"
-serde_yaml = "=0.9.30"
+serde_yaml = "=0.9.31"
 serde_json = "=1.0.113"
 comrak = "=0.20.0"
 rayon = "=1.8.1"