chore(deps): bump serde_yaml from 0.9.2 to 0.9.4 (#371)

Bumps [serde_yaml](https://github.com/dtolnay/serde-yaml) from 0.9.2 to 0.9.4.
- [Release notes](https://github.com/dtolnay/serde-yaml/releases)
- [Commits](https://github.com/dtolnay/serde-yaml/compare/0.9.2...0.9.4)

---
updated-dependencies:
- dependency-name: serde_yaml
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.lock

@@ -2045,9 +2045,9 @@ dependencies = [
 
 [[package]]
 name = "serde_yaml"
-version = "0.9.2"
+version = "0.9.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "826f989c0f374733af6c286f4822f293bc738def07e2782dc1cbb899960a504a"
+checksum = "79b7c9017c64a49806c6e8df8ef99b92446d09c92457f85f91835b01a8064ae0"
 dependencies = [
  "indexmap",
  "itoa 1.0.2",
@@ -2573,9 +2573,9 @@ checksum = "3ed742d4ea2bd1176e236172c8429aaf54486e7ac098db29ffe6529e0ce50973"
 
 [[package]]
 name = "unsafe-libyaml"
-version = "0.2.1"
+version = "0.2.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9dc1c637311091be28e5d462c07db78081e5828da80ba22605c81c4ad6f7f813"
+checksum = "931179334a56395bcf64ba5e0ff56781381c1a5832178280c7d7f91d1679aeb0"
 
 [[package]]
 name = "url"