test(samples): add new samples

src/test/resources/test-compile-data/jvm/kotlin-web-site/whatsnew-eap/438e2235a6d67b4bb8f79bfa6f455856.2.kt

@@ -0,0 +1,11 @@
+fun main() {
+    val myString = "Kotlin is awesome!"
+    val destinationArray = CharArray(myString.length) 
+
+    // Convert the string and store it in the destinationArray:
+    myString.toCharArray(destinationArray) 
+
+    for (char in destinationArray) {
+        print("$char ")
+    }
+}