build(deps): bump kotlin.version from 1.9.20-RC to 1.9.20-RC2

Bumps `kotlin.version` from 1.9.20-RC to 1.9.20-RC2.

Updates `org.jetbrains.kotlin:kotlin-bom` from 1.9.20-RC to 1.9.20-RC2
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.9.20-RC...v1.9.20-RC2)

Updates `org.jetbrains.kotlin:kotlin-maven-allopen` from 1.9.20-RC to 1.9.20-RC2

Updates `org.jetbrains.kotlin:kotlin-maven-plugin` from 1.9.20-RC to 1.9.20-RC2

---
updated-dependencies:
- dependency-name: org.jetbrains.kotlin:kotlin-bom
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin:kotlin-maven-allopen
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: org.jetbrains.kotlin:kotlin-maven-plugin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pom.xml

@@ -29,7 +29,7 @@
         <!--<maven.compiler.target>${release.version}</maven.compiler.target>-->
 
         <!-- Kotlin Compiler versions -->
-        <kotlin.version>1.9.20-RC</kotlin.version>
+        <kotlin.version>1.9.20-RC2</kotlin.version>
         <kotlin.compiler.jvmTarget>21</kotlin.compiler.jvmTarget>
         <kotlin.compiler.apiVersion>1.9</kotlin.compiler.apiVersion>
         <kotlin.compiler.languageVersion>2.0</kotlin.compiler.languageVersion>