Dependency updates

[DRSchlaubi]

• Update Gradle to 8.12.1
• Update kotlin to 2.1.10
• Update ktor to 3.0.3
• Update kotlinx-coroutines to 1.10.1
• Update kotlinx-serialization to 1.8.0
• Update kord-cache to 0.5.6
• Update kotlin-logging to 7.0.3
• Update kotlin-node to 2025.2.1-22.10.5
• Update ksp to 2.1.10-1.0.29
• Update kotlinpoet to 2.0.0
• Update junit-jupiter to 5.11.4
• Update junit-platform to 1.11.4
• Update dokka to 2.0.0
• Update kotlinx-atomicfu to 0.27.0
• Update kotlinx-binary-compatibility-validator to 0.17.0
• Update buildconfig to 5.5.1