Remove braces: add parentheses to if-else inside expression

So #KT-18308 Fixed

idea/testData/intentions/removeBraces/ifInDotQualifiedExpression.kt.after

@@ -0,0 +1,7 @@
+// WITH_RUNTIME
+fun test(b: Boolean) {
+    val list1 = mutableListOf(1)
+    val list2 = mutableListOf(2)
+
+    if (b) list1 else {list2}.add(3)
+}