指定 kotlin-maven-plugin 为 1.9.21

Author: tangllty

pom.xml

@@ -314,6 +314,7 @@
             <plugin>
                 <groupId>org.jetbrains.kotlin</groupId>
                 <artifactId>kotlin-maven-plugin</artifactId>
+                <version>${kotlin.version}</version>
                 <executions>
                     <execution>
                         <id>compile</id>