core: bump kotlinx-coroutines from 1.8.+ to 1.9.0 in /core

Bumps `kotlinx-coroutines` from 1.8.+ to 1.9.0.

Updates `org.jetbrains.kotlinx:kotlinx-coroutines-core` from 1.8.+ to 1.9.0
- [Release notes](https://github.com/Kotlin/kotlinx.coroutines/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.coroutines/blob/master/CHANGES.md)
- [Commits](https://github.com/Kotlin/kotlinx.coroutines/commits/1.9.0)

Updates `org.jetbrains.kotlinx:kotlinx-coroutines-test` from 1.8.+ to 1.9.0
- [Release notes](https://github.com/Kotlin/kotlinx.coroutines/releases)
- [Changelog](https://github.com/Kotlin/kotlinx.coroutines/blob/master/CHANGES.md)
- [Commits](https://github.com/Kotlin/kotlinx.coroutines/commits/1.9.0)

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

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

core/gradle/libs.versions.toml

@@ -16,7 +16,7 @@
 [versions]
 kotlin = '2.0.20'
 ksp = '2.0.20-1.0.24'
-kotlinx-coroutines = '1.8.+'
+kotlinx-coroutines = '1.9.+'
 logback = '1.5.+'
 moshi = '1.15.1'
 junit = '5.10.+'