Update dependency org.jetbrains.kotlin:kotlin-gradle-plugin to v2.1.21 (#1620)

renovate[bot] · web-flow · commit ff6f748438ec · 2025-05-13T09:24:59.000-04:00
Co-authored-by: renovate[bot] &lt;29139614+renovate[bot]@users.noreply.github.com&gt;
diff --git a/gradle/libs.versions.toml b/gradle/libs.versions.toml
@@ -1,6 +1,6 @@
 [versions]
 jmh = "1.37"
-kotlin = "2.1.20"
+kotlin = "2.1.21"
 ktlint = "0.48.2"
 
 [libraries]
