KT-11974 Invert if-condition intention loses comments

#KT-11974 Fixed

idea/testData/intentions/invertIfCondition/addSurroundingBlock_preserveComments.kt

@@ -0,0 +1,9 @@
+fun foo(list: List<String>) {
+    for (s in list)
+        <caret>if (s.length > 0 /* check it */) /* then */ {
+            bar() // bar()
+        }
+    }
+}
+
+fun bar(){}

idea/testData/intentions/invertIfCondition/addSurroundingBlock_preserveComments.kt.after

@@ -0,0 +1,9 @@
+fun foo(list: List<String>) {
+    for (s in list) {
+        if (s.length <= 0 /* check it */) /* then */ continue
+        bar() // bar()
+    }
+    }
+}
+
+fun bar(){}

idea/testData/intentions/invertIfCondition/assignedToValue.kt

@@ -1,4 +1,4 @@
 fun main() {
     val a = -1
-    val t = <caret>if (a > 0) a else -a
+    val t = <caret>if (a > 0) a /* a */ else -a /* -a */
 }

idea/testData/intentions/invertIfCondition/assignedToValue.kt.after

@@ -1,4 +1,4 @@
 fun main() {
     val a = -1
-    val t = if (a <= 0) -a else a
+    val t = if (a <= 0) -a else a /* a */ /* -a */
 }

idea/testData/intentions/invertIfCondition/simple.kt

@@ -4,6 +4,6 @@ fun foo(): Boolean {
 
 fun main() {
     <caret>if (foo()) {
-
+        //TODO
     }
 }

idea/testData/intentions/invertIfCondition/simple.kt.after

@@ -4,4 +4,5 @@ fun foo(): Boolean {
 
 fun main() {
     <caret>if (!foo()) return
+    //TODO
 }