build: bump Kotlin to stable 2.2.20

lppedd · ftomassetti · commit f24c4410bf42 · 2025-09-10T17:46:01.000+02:00
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-kotlin = "2.2.20-RC2"
+kotlin = "2.2.20"
 kotlinx-io = "0.8.0"
 kotlinx-benchmark = "0.4.14"
 kotlinx-resources = "0.10.1"
