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

compiler/testData/codegen/light-analysis/fieldRename/constructorAndClassObject.txt

@@ -2,7 +2,6 @@ public final class ConstructorAndClassObjectKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
 }
 
-
 public final class Test {
     public final static field Companion: Test.Companion
     private final @org.jetbrains.annotations.NotNull field prop$1: java.lang.String
@@ -12,7 +11,6 @@ public final class Test {
     public final @org.jetbrains.annotations.NotNull method getProp(): java.lang.String
 }
 
-
 public final static class Test/Companion {
     inner class Test/Companion
     private method <init>(): void

compiler/testData/codegen/light-analysis/fieldRename/delegates.txt

@@ -2,12 +2,10 @@ public final class A {
     public method <init>(): void
 }
 
-
 public final class B {
     public method <init>(): void
 }
 
-
 public final class DelegatesKt {
     private synthetic final static field $$delegatedProperties: kotlin.reflect.KProperty[]
     private final static @org.jetbrains.annotations.NotNull field s$delegate$1: TestDelegate
@@ -17,7 +15,6 @@ public final class DelegatesKt {
     public final static @org.jetbrains.annotations.NotNull method getS(@org.jetbrains.annotations.NotNull p0: B): java.lang.String
 }
 
-
 public class TestDelegate {
     private final field initializer: kotlin.jvm.functions.Function0
     private field value: java.lang.Object

compiler/testData/codegen/light-analysis/fieldRename/genericPropertyWithItself.txt

@@ -2,7 +2,6 @@ public final class GenericPropertyWithItselfKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
 }
 
-
 public final class MPair {
     private final field first: java.lang.Object
     public method <init>(p0: java.lang.Object): void