Bump jvm from 1.9.10 to 1.9.20 in /lib/kotlin

Bumps [jvm](https://github.com/JetBrains/kotlin) from 1.9.10 to 1.9.20.
- [Release notes](https://github.com/JetBrains/kotlin/releases)
- [Changelog](https://github.com/JetBrains/kotlin/blob/master/ChangeLog.md)
- [Commits](https://github.com/JetBrains/kotlin/commits)

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

Signed-off-by: dependabot[bot] <support@github.com>
diff --git a/lib/kotlin/settings.gradle.kts b/lib/kotlin/settings.gradle.kts
index 9eea8d1..4090e86 100644
--- a/lib/kotlin/settings.gradle.kts
+++ b/lib/kotlin/settings.gradle.kts
@@ -18,7 +18,7 @@
  */
 pluginManagement {
     plugins {
-        kotlin("jvm") version "1.9.10"
+        kotlin("jvm") version "1.9.20"
         id("com.ncorti.ktfmt.gradle") version "0.12.0"
     }
 }