tests: apply official code style

#KT-38632 Fixed

j2k/testData/fileOrElement/detectProperties/Comments.kt

@@ -1,6 +1,6 @@
 internal class A(// comment for field2 getter
-        // comment for field2 setter
-        var field2: Int // comment for field2
+    // comment for field2 setter
+    var field2: Int // comment for field2
 ) {
     // Comment for field1
     // Comment for field1 getter

j2k/testData/fileOrElement/detectProperties/DataClassWithAnnotations.kt

@@ -1,6 +1,8 @@
 internal annotation class TestAnnotation
 
-class Test(@param:TestAnnotation @field:TestAnnotation
-           @get:TestAnnotation
-           @set:TestAnnotation
-           var arg: String?)
+class Test(
+    @param:TestAnnotation @field:TestAnnotation
+    @get:TestAnnotation
+    @set:TestAnnotation
+    var arg: String?
+)