[Tests] Use stable order for ir/kotlinLike dumps

^KT-65406

compiler/testData/ir/irText/classes/dataClasses/dataObject.kt.txt

@@ -5,14 +5,6 @@ data object DataObject {
 
   }
 
-  override fun toString(): String {
-    return "DataObject"
-  }
-
-  override fun hashCode(): Int {
-    return -1155894359
-  }
-
   override operator fun equals(other: Any?): Boolean {
     when {
       EQEQEQ(arg0 = <this>, arg1 = other) -> return true
@@ -24,4 +16,13 @@ data object DataObject {
     return true
   }
 
+  override fun hashCode(): Int {
+    return -1155894359
+  }
+
+  override fun toString(): String {
+    return "DataObject"
+  }
+
 }
+