Bump serde from 1.0.219 to 1.0.228

Bumps [serde](https://github.com/serde-rs/serde) from 1.0.219 to 1.0.228.
- [Release notes](https://github.com/serde-rs/serde/releases)
- [Commits](serde-rs/serde@v1.0.219...v1.0.228)

---
updated-dependencies:
- dependency-name: serde
  dependency-version: 1.0.228
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -19,7 +19,7 @@ html5ever = "0.35.0"
 indexmap = { version = "2.11.0", optional = true }
 precomputed-hash = "0.1.1"
 selectors = "0.31.0"
-serde = { version = "1.0.218", optional = true }
+serde = { version = "1.0.228", optional = true }
 tendril = "0.4.3"
 
 [dependencies.getopts]