chore(deps): bump rustls-post-quantum from 0.2.3 to 0.2.4

Bumps [rustls-post-quantum](https://github.com/rustls/rustls) from 0.2.3 to 0.2.4.
- [Release notes](https://github.com/rustls/rustls/releases)
- [Changelog](https://github.com/rustls/rustls/blob/main/CHANGELOG.md)
- [Commits](https://github.com/rustls/rustls/compare/rustls-post-quantum-v/0.2.3...rustls-post-quantum-v/0.2.4)

---
updated-dependencies:
- dependency-name: rustls-post-quantum
  dependency-version: 0.2.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

rpxy-acme/Cargo.toml

@@ -33,7 +33,7 @@ rustls-acme = { path = "../submodules/rustls-acme/", default-features = false, f
   "aws-lc-rs",
   "webpki-roots",
 ] }
-rustls-post-quantum = { version = "0.2.3", optional = true }
+rustls-post-quantum = { version = "0.2.4", optional = true }
 tokio = { version = "1.47.1", default-features = false, features = [
   "rt",
   "macros",