Update Kotlin to v2.4.0

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
org.jetbrains.kotlin.plugin.compose (source)	2.3.21 → 2.4.0
org.jetbrains.kotlin:kotlin-test-junit (source)	2.3.21 → 2.4.0
org.jetbrains.kotlin:kotlin-stdlib (source)	2.3.21 → 2.4.0
org.jetbrains.kotlin:kotlin-metadata-jvm (source)	2.3.21 → 2.4.0
org.jetbrains.kotlin:kotlin-gradle-plugin (source)	2.3.21 → 2.4.0

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Release Notes

JetBrains/kotlin (org.jetbrains.kotlin.plugin.compose)

v2.4.0

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[frett]

Blocked by: google/ksp#2964

There is a workaround, but I'm delaying it for now to wait for a proper fix