fixup! docs(examples): add kotlin string literals

Author: zoobestik

examples.md

@@ -59,7 +59,7 @@ You can also change the playground theme or disable run button using `theme` and
 
 ```kotlin
 fun main(args: Array<String>) {
-    println("Hello World!")
+    println("Hello World! $args, ${args.size}")
 }
 ```
 
@@ -71,7 +71,7 @@ Or theme `darcula`
 
 ```kotlin
 fun main(args: Array<String>) {
-    println("Hello World!")
+    println("Hello World! $args, ${args.size}")
 }
 ```