Append newline to EOF for .txt test data files

Reverts and fixes 102f0d3

compiler/testData/loadJava/compiledJava/notNull/NotNullField.txt

@@ -3,4 +3,4 @@ package test
 public open class NotNullField {
     public constructor NotNullField()
     org.jetbrains.annotations.NotNull() public final var hi: kotlin.String!
-}
+}

compiler/testData/loadJava/compiledJava/notNull/NotNullIntArray.txt

@@ -3,4 +3,4 @@ package test
 public open class NotNullIntArray {
     public constructor NotNullIntArray()
     org.jetbrains.annotations.NotNull() public open fun hi(): kotlin.IntArray!
-}
+}

compiler/testData/loadJava/compiledJava/notNull/NotNullMethod.txt

@@ -3,4 +3,4 @@ package test
 public open class NotNullMethod {
     public constructor NotNullMethod()
     org.jetbrains.annotations.NotNull() public open fun hi(): kotlin.String!
-}
+}

compiler/testData/loadJava/compiledJava/notNull/NotNullObjectArray.txt

@@ -3,4 +3,4 @@ package test
 public open class NotNullObjectArray {
     public constructor NotNullObjectArray()
     org.jetbrains.annotations.NotNull() public open fun hi(): kotlin.Array<(out) kotlin.Any!>!
-}
+}

compiler/testData/loadJava/compiledJava/notNull/NotNullParameter.txt

@@ -3,4 +3,4 @@ package test
 public open class NotNullParameter {
     public constructor NotNullParameter()
     public open fun hi(/*0*/ org.jetbrains.annotations.NotNull() p0: kotlin.String!): kotlin.Unit
-}
+}