Update Kotlin versions

Author: olegz

spring-cloud-function-context/pom.xml

@@ -156,7 +156,7 @@
 			<plugin>
 				<artifactId>kotlin-maven-plugin</artifactId>
 				<groupId>org.jetbrains.kotlin</groupId>
-				<version>1.9.25</version>
+				<version>2.1.0</version>
 				<executions>
 					<execution>
 						<id>compile</id>

spring-cloud-function-kotlin/pom.xml

@@ -86,7 +86,7 @@
 			<plugin>
 				<artifactId>kotlin-maven-plugin</artifactId>
 				<groupId>org.jetbrains.kotlin</groupId>
-				<version>1.9.25</version>
+				<version>2.1.0</version>
 				<executions>
 					<execution>
 						<id>test-compile</id>