Light analysis tests: do not render empty lines between classes and in the beginning

compiler/testData/codegen/light-analysis/reflection/functions/declaredVsInheritedFunctions.txt

@@ -6,14 +6,12 @@ public class K {
     public final method publicMemberK(): void
 }
 
-
 public final class KKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
     public final static method check(@org.jetbrains.annotations.NotNull p0: java.util.Collection, @org.jetbrains.annotations.NotNull p1: java.util.Set): void
     public final static @org.jetbrains.annotations.NotNull method names(@org.jetbrains.annotations.NotNull p0: java.util.Collection): java.util.Set
 }
 
-
 public final class L {
     public method <init>(): void
 }