Append newline to EOF for .txt test data files

Reverts and fixes 102f0d3

compiler/testData/diagnostics/tests/when/AnnotatedWhenStatement.txt

@@ -7,4 +7,4 @@ internal final annotation class ann : kotlin.Annotation {
     public open override /*1*/ /*fake_override*/ fun equals(/*0*/ other: kotlin.Any?): kotlin.Boolean
     public open override /*1*/ /*fake_override*/ fun hashCode(): kotlin.Int
     public open override /*1*/ /*fake_override*/ fun toString(): kotlin.String
-}
+}

compiler/testData/diagnostics/tests/when/ElseOnNullableEnum.txt

@@ -68,4 +68,4 @@ public/*package*/ open class J {
 
     // Static members
     public/*package*/ open fun foo(): E!
-}
+}

compiler/testData/diagnostics/tests/when/ElseOnNullableEnumWithSmartCast.txt

@@ -54,4 +54,4 @@ internal final enum class E : kotlin.Enum<E> {
     // Static members
     public final /*synthesized*/ fun valueOf(/*0*/ value: kotlin.String): E
     public final /*synthesized*/ fun values(): kotlin.Array<E>
-}
+}

compiler/testData/diagnostics/tests/when/NoElseExpectedUnit.txt

@@ -1,3 +1,3 @@
 package
 
-internal fun foo(/*0*/ x: kotlin.Int): kotlin.Unit
+internal fun foo(/*0*/ x: kotlin.Int): kotlin.Unit

compiler/testData/diagnostics/tests/when/NoElseNoExpectedType.txt

@@ -1,3 +1,3 @@
 package
 
-internal fun foo(/*0*/ x: kotlin.Int): kotlin.Any
+internal fun foo(/*0*/ x: kotlin.Int): kotlin.Any

compiler/testData/diagnostics/tests/when/NoElseReturnedCoercionToUnit.txt

@@ -1,4 +1,4 @@
 package
 
 internal fun foo(/*0*/ x: kotlin.Int): kotlin.Unit
-internal fun r(/*0*/ f: () -> kotlin.Unit): kotlin.Unit
+internal fun r(/*0*/ f: () -> kotlin.Unit): kotlin.Unit

compiler/testData/diagnostics/tests/when/NoElseReturnedFromLambdaExpectedInt.txt

@@ -1,4 +1,4 @@
 package
 
 internal fun foo(/*0*/ x: kotlin.Int): kotlin.Unit
-internal fun r(/*0*/ f: () -> kotlin.Int): kotlin.Unit
+internal fun r(/*0*/ f: () -> kotlin.Int): kotlin.Unit

compiler/testData/diagnostics/tests/when/NoElseReturnedNonUnit.txt

@@ -1,3 +1,3 @@
 package
 
-internal fun foo(/*0*/ x: kotlin.Int): kotlin.Any
+internal fun foo(/*0*/ x: kotlin.Int): kotlin.Any

compiler/testData/diagnostics/tests/when/NoElseReturnedUnit.txt

@@ -1,3 +1,3 @@
 package
 
-internal fun foo(/*0*/ x: kotlin.Int): kotlin.Unit
+internal fun foo(/*0*/ x: kotlin.Int): kotlin.Unit

compiler/testData/diagnostics/tests/when/NoElseWhenStatement.txt

@@ -1,3 +1,3 @@
 package
 
-internal fun foo(/*0*/ x: kotlin.Int): kotlin.Unit
+internal fun foo(/*0*/ x: kotlin.Int): kotlin.Unit

compiler/testData/diagnostics/tests/when/When.txt

@@ -3,4 +3,4 @@ package
 internal val _type_test: kotlin.Int
 internal fun foo(): kotlin.Int
 internal fun test(): kotlin.Unit
-internal fun kotlin.Int.foo(): kotlin.Boolean
+internal fun kotlin.Int.foo(): kotlin.Boolean