Add kotlin-dsl sample to prod workflow tests

__tests__/samples/kotlin-dsl/build.gradle.kts

@@ -0,0 +1,18 @@
+plugins {
+    `java-library`
+}
+
+repositories {
+    mavenCentral()
+}
+
+dependencies {
+    api("org.apache.commons:commons-math3:3.6.1")
+    implementation("com.google.guava:guava:30.1.1-jre")
+
+    testImplementation("org.junit.jupiter:junit-jupiter:5.7.2")
+}
+
+tasks.test {
+    useJUnitPlatform()
+}