Regenerate .txt testData

Add newline to EOF, trim trailing spaces

compiler/testData/loadJava/compiledKotlin/class/NestedClassExtendNestedClass.txt

@@ -2,12 +2,12 @@ package test
 
 internal final class Outer {
     /*primary*/ public constructor Outer()
-    
+
     internal open class Nested1 {
         /*primary*/ public constructor Nested1()
     }
-    
+
     internal final class Nested2 : test.Outer.Nested1 {
         /*primary*/ public constructor Nested2()
     }
-}
+}