Do not force new line in body for empty functions and function expressions (KT-10828)

#KT-10828 Fixed

j2k/testData/fileOrElement/class/classWithEmptyMethods.kt

@@ -1,10 +1,5 @@
 internal class T {
-    fun main() {
-    }
-
-    fun i(): Int {
-    }
-
-    fun s(): String {
-    }
+    fun main() {}
+    fun i(): Int {}
+    fun s(): String {}
 }

j2k/testData/fileOrElement/class/kt-639.kt

@@ -5,11 +5,8 @@ package demo
 import java.util.HashMap
 
 internal class Test {
-    constructor() {
-    }
-
-    constructor(s: String) {
-    }
+    constructor() {}
+    constructor(s: String) {}
 }
 
 internal class User {

j2k/testData/fileOrElement/class/notUtilityClass.kt

@@ -5,6 +5,5 @@ internal open class Base {
 }
 
 internal class Derived : Base() {
-    fun foo() {
-    }
-}
+    fun foo() {}
+}

j2k/testData/fileOrElement/class/privateInit.kt

@@ -1,4 +1,3 @@
 class MyClass {
-    private fun init(arg1: Int, arg2: Int, arg3: Int) {
-    }
+    private fun init(arg1: Int, arg2: Int, arg3: Int) {}
 }

j2k/testData/fileOrElement/class/utilityClass1.kt

@@ -1,9 +1,6 @@
 internal object Util {
-    fun util1() {
-    }
-
-    fun util2() {
-    }
+    fun util1() {}
+    fun util2() {}
 
     val CONSTANT = 10
-}
+}

j2k/testData/fileOrElement/class/utilityClass2.kt

@@ -1,10 +1,7 @@
 internal object Util {
 
-    fun util1() {
-    }
-
-    fun util2() {
-    }
+    fun util1() {}
+    fun util2() {}
 
     val CONSTANT = 10
 }

j2k/testData/fileOrElement/class/utilityClass3.kt

@@ -1,9 +1,6 @@
 internal object Util {
-    fun util1() {
-    }
-
-    fun util2() {
-    }
+    fun util1() {}
+    fun util2() {}
 
     val CONSTANT = 10
 }