chore(deps): update dependency org.jetbrains.kotlin:kotlin-maven-plugin to v1.6.21 (#7039)
chore(deps): update dependency org.jetbrains.kotlin:kotlin-maven-plugin to v1.6.21 (#7039)


GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples,GoogleCloudPlatform/java-docs-samples