Kotlin: remove unused deps and update others (#11)

kotlin/build.gradle.kts

@@ -34,15 +34,8 @@ dependencies {
     // Use the JUnit 5 integration.
     testImplementation("org.junit.jupiter:junit-jupiter-engine:5.9.1")
     implementation("net.java.dev.jna:jna:5.13.0")
-    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.6.4")
+    implementation("org.jetbrains.kotlinx:kotlinx-coroutines-core:1.7.3")
     implementation("org.jetbrains.kotlin:kotlin-scripting-jvm")
-
-    // This dependency is exported to consumers, that is to say found on their compile classpath.
-    api("org.apache.commons:commons-math3:3.6.1")
-
-    // This dependency is used internally, and not exposed to consumers on their own compile
-    // classpath.
-    implementation("com.google.guava:guava:31.1-jre")
 }
 
 java {