Merge pull request #94 from dfuchss/renovate/kotlin-monorepo

Update kotlin monorepo to v2.3.21

Author: dfuchss

pom.xml

@@ -34,7 +34,7 @@
     <properties>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <main.class>org.fuchss.matrix.joinlink.MainKt</main.class>
-        <kotlin.version>2.3.20</kotlin.version>
+        <kotlin.version>2.3.21</kotlin.version>
     </properties>
 
     <dependencies>