update testdata for https://github.com/JetBrains/kotlin/pull/896/

idea/testData/quickfix/implement/sealedWithConflict.kt.after

@@ -1,4 +1,5 @@
 // "Implement sealed class" "true"
+// WITH_RUNTIME
 // SHOULD_BE_AVAILABLE_AFTER_EXECUTION
 
 sealed class Base {
@@ -10,7 +11,7 @@ sealed class Base {
 
     class BaseImpl1 : Base() {
         override fun foo(): Int {
-            throw UnsupportedOperationException("not implemented") //To change body of created functions use File | Settings | File Templates.
+            TODO("not implemented") //To change body of created functions use File | Settings | File Templates.
         }
     }
 }