chore(deps): bump org.jetbrains.kotlin.plugin.compose

Bumps [org.jetbrains.kotlin.plugin.compose](https://github.com/JetBrains/kotlin) from 2.3.20 to 2.3.21.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v2.3.20...v2.3.21)

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin.plugin.compose
  dependency-version: 2.3.21
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

android/samples/MobileBuyIntegration/build.gradle

@@ -23,6 +23,6 @@ plugins {
     id 'org.jetbrains.kotlin.plugin.serialization' version '2.3.20' apply false
     id 'io.gitlab.arturbosch.detekt' version '1.23.8' apply false
     id 'com.google.devtools.ksp' version '2.3.6' apply false
-    id 'org.jetbrains.kotlin.plugin.compose' version '2.3.20' apply false
+    id 'org.jetbrains.kotlin.plugin.compose' version '2.3.21' apply false
     id 'com.apollographql.apollo' version '4.4.3' apply false
 }