Bump org.jetbrains.kotlinx:kotlinx-io-core from 0.8.2 to 0.9.0

Bumps [org.jetbrains.kotlinx:kotlinx-io-core](https://github.com/Kotlin/kotlinx-io) from 0.8.2 to 0.9.0.
- [Release notes](https://github.com/Kotlin/kotlinx-io/releases)
- [Changelog](https://github.com/Kotlin/kotlinx-io/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx-io@0.8.2...0.9.0)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlinx:kotlinx-io-core
  dependency-version: 0.9.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

gradle/libs.versions.toml

@@ -24,7 +24,7 @@ asciidoctorj = "3.0.1"
 dokka = "2.1.0"
 kotlinxCli = "0.3.6"
 kotlinxBenchmark = "0.4.16"
-kotlinxIo = "0.8.2"
+kotlinxIo = "0.9.0"
 pbandk = "0.16.0"
 kotest = "6.1.4"