Bump kotlin from 2.3.10 to 2.3.21 (#105)

dependabot[bot] · web-flow · commit 6bc79dd91719 · 2026-04-24T23:32:24.000+02:00
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
@@ -1,5 +1,5 @@
 [versions]
-kotlin = "2.3.10"
+kotlin = "2.3.21"
 kotest = "6.1.11"
 serialization = "1.11.0"
 graphql = "9.2.0"
