Bump femme from 2.2.0 to 2.2.1 (#5534)

Bumps [femme](https://github.com/lrlna/femme) from 2.2.0 to 2.2.1.
- [Release notes](https://github.com/lrlna/femme/releases)
- [Commits](https://github.com/lrlna/femme/commits)

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

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

polkadot/Cargo.lock

@@ -2019,9 +2019,9 @@ dependencies = [
 
 [[package]]
 name = "femme"
-version = "2.2.0"
+version = "2.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2997b612abb06bc299486c807e68c5fd12e7618e69cf34c5958ca6b575674403"
+checksum = "cc04871e5ae3aa2952d552dae6b291b3099723bf779a8054281c1366a54613ef"
 dependencies = [
  "cfg-if 1.0.0",
  "js-sys",