build(deps): bump kotlinx-io from 0.3.5 to 0.4.0

Bumps `kotlinx-io` from 0.3.5 to 0.4.0.

Updates `org.jetbrains.kotlinx:kotlinx-io-core` from 0.3.5 to 0.4.0
- [Release notes](https://github.com/Kotlin/kotlinx-io/releases)
- [Changelog](https://github.com/Kotlin/kotlinx-io/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx-io@0.3.5...0.4.0)

Updates `org.jetbrains.kotlinx:kotlinx-io-bytestring` from 0.3.5 to 0.4.0
- [Release notes](https://github.com/Kotlin/kotlinx-io/releases)
- [Changelog](https://github.com/Kotlin/kotlinx-io/blob/master/CHANGELOG.md)
- [Commits](Kotlin/kotlinx-io@0.3.5...0.4.0)

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

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

gradle/libs.versions.toml

@@ -22,7 +22,7 @@ publish-scm-url                = "https://github.com/sureshg/native-image-playgr
 
 # Gradle Dependencies Versions
 kotlinx-kover                  = "0.8.2"
-kotlinx-io                     = "0.3.5"
+kotlinx-io                     = "0.4.0"
 kotlinx-atomicfu               = "0.25.0"
 kotlinx-coroutines             = "1.9.0-RC"
 kotlinx-datetime               = "0.6.0"