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

compiler/testData/codegen/light-analysis/smartCasts/falseSmartCast.txt

@@ -2,13 +2,11 @@ public final class FalseSmartCastKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
 }
 
-
 public final class Foo {
     public method <init>(): void
     public final method superFoo(): void
 }
 
-
 public class SuperFoo {
     public method <init>(): void
     public final @org.jetbrains.annotations.NotNull method bar(): java.lang.String

compiler/testData/codegen/light-analysis/smartCasts/genericIntersection.txt

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

compiler/testData/codegen/light-analysis/smartCasts/genericSet.txt

@@ -3,7 +3,6 @@ public final class GenericSetKt {
     private final static method change(p0: Wrapper, p1: java.lang.Object): void
 }
 
-
 public final class Wrapper {
     private field x: java.lang.Object
     public method <init>(p0: java.lang.Object): void

compiler/testData/codegen/light-analysis/smartCasts/implicitExtensionReceiver.txt

@@ -3,7 +3,6 @@ public final class A {
     public final @org.jetbrains.annotations.NotNull method foo(): java.lang.String
 }
 
-
 public final class ImplicitExtensionReceiverKt {
     public final static @org.jetbrains.annotations.NotNull method bar(@org.jetbrains.annotations.Nullable p0: A): java.lang.String
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String

compiler/testData/codegen/light-analysis/smartCasts/implicitMemberReceiver.txt

@@ -4,7 +4,6 @@ public class A {
     public @org.jetbrains.annotations.NotNull method getA(): java.lang.String
 }
 
-
 public final class B {
     private final @org.jetbrains.annotations.NotNull field a: java.lang.String
     public method <init>(): void
@@ -12,14 +11,12 @@ public final class B {
     public @org.jetbrains.annotations.NotNull method getA(): java.lang.String
 }
 
-
 public final class C {
     public method <init>(): void
     public final @org.jetbrains.annotations.NotNull method bar(): java.lang.String
     public final @org.jetbrains.annotations.NotNull method complex(@org.jetbrains.annotations.Nullable p0: A): java.lang.String
 }
 
-
 public final class ImplicitMemberReceiverKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
 }

compiler/testData/codegen/light-analysis/smartCasts/implicitReceiver.txt

@@ -4,7 +4,6 @@ public class A {
     public final @org.jetbrains.annotations.NotNull method foo(): java.lang.String
 }
 
-
 public final static class A/B {
     private final @org.jetbrains.annotations.NotNull field a: java.lang.String
     inner class A/B
@@ -12,7 +11,6 @@ public final static class A/B {
     public final @org.jetbrains.annotations.NotNull method getA(): java.lang.String
 }
 
-
 public final class ImplicitReceiverKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
 }

compiler/testData/codegen/light-analysis/smartCasts/implicitReceiverInWhen.txt

@@ -3,14 +3,12 @@ public class A {
     public final @org.jetbrains.annotations.NotNull method f(): java.lang.String
 }
 
-
 public final class B {
     private final @org.jetbrains.annotations.NotNull field x: java.lang.String
     public method <init>(@org.jetbrains.annotations.NotNull p0: java.lang.String): void
     public final @org.jetbrains.annotations.NotNull method getX(): java.lang.String
 }
 
-
 public final class ImplicitReceiverInWhenKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
 }

compiler/testData/codegen/light-analysis/smartCasts/implicitToGrandSon.txt

@@ -4,18 +4,15 @@ public class A {
     public @org.jetbrains.annotations.NotNull method foo(): java.lang.String
 }
 
-
 public class B {
     public method <init>(): void
 }
 
-
 public class C {
     public method <init>(): void
     public @org.jetbrains.annotations.NotNull method foo(): java.lang.String
 }
 
-
 public final class ImplicitToGrandSonKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
 }

compiler/testData/codegen/light-analysis/smartCasts/lambdaArgumentWithoutType.txt

@@ -4,7 +4,6 @@ public final class Foo {
     public final @org.jetbrains.annotations.NotNull method getS(): java.lang.String
 }
 
-
 public final class LambdaArgumentWithoutTypeKt {
     private final static @org.jetbrains.annotations.NotNull field foo: Foo
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String

compiler/testData/codegen/light-analysis/smartCasts/smartCastInsideIf.txt

@@ -6,7 +6,6 @@ public final class A {
     public final @org.jetbrains.annotations.NotNull method getS(): java.lang.String
 }
 
-
 public final class SmartCastInsideIfKt {
     public final static @org.jetbrains.annotations.NotNull method box(): java.lang.String
     private final static method foo(p0: A, p1: A): A