Bump jvm from 1.7.22 to 1.9.20 (#269)

Bumps [jvm](https://github.com/JetBrains/kotlin) from 1.7.22 to 1.9.20.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](JetBrains/kotlin@v1.7.22...v1.9.20)

---
updated-dependencies:
- dependency-name: jvm
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

build.gradle.kts

@@ -10,7 +10,7 @@ buildscript {
 
 plugins {
     java
-    kotlin("jvm") version "1.7.22"
+    kotlin("jvm") version "1.9.20"
     `maven-publish`
     jacoco
     id("com.github.kt3k.coveralls") version "2.12.2"