build(deps): Bump the trillium group with 2 updates (#2640)

Bumps the trillium group with 2 updates: [trillium](https://github.com/trillium-rs/trillium) and [trillium-api](https://github.com/trillium-rs/trillium).


Updates `trillium` from 0.2.13 to 0.2.15
- [Release notes](https://github.com/trillium-rs/trillium/releases)
- [Commits](trillium-rs/trillium@trillium-v0.2.13...trillium-v0.2.15)

Updates `trillium-api` from 0.2.0-rc.8 to 0.2.0-rc.9
- [Release notes](https://github.com/trillium-rs/trillium/releases)
- [Commits](trillium-rs/trillium@trillium-api-v0.2.0-rc.8...trillium-api-v0.2.0-rc.9)

---
updated-dependencies:
- dependency-name: trillium
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: trillium
- dependency-name: trillium-api
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: trillium
...

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

Cargo.toml

@@ -56,8 +56,8 @@ rstest = "0.18.2"
 testcontainers = "0.15.0"
 thiserror = "1.0"
 tokio = { version = "1.36", features = ["full", "tracing"] }
-trillium = "0.2.13"
-trillium-api = { version = "0.2.0-rc.8", default-features = false }
+trillium = "0.2.15"
+trillium-api = { version = "0.2.0-rc.9", default-features = false }
 trillium-caching-headers = "0.2.2"
 trillium-head = "0.2.1"
 trillium-opentelemetry = "0.4.0"