Update Kotlin core dependencies to v2.1.21

renovate[bot] · web-flow · commit 135dfeb5ced1 · 2025-05-13T11:51:21.000Z
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-kotlin = "2.0.0"
+kotlin = "2.1.21"
 okio = "3.9.0"
 okio-extras = "1.1.3"
 serialization = "1.7.1"
