[Tests] Use stable order for ir/kotlinLike dumps

^KT-65406

compiler/testData/ir/irText/declarations/contextReceivers/plusMatrix.kt.txt

@@ -1,8 +1,3 @@
-interface NumberOperations {
-  abstract fun Number.plus(other: Number): Number
-
-}
-
 class Matrix {
   constructor() /* primary */ {
     super/*Any*/()
@@ -12,6 +7,11 @@ class Matrix {
 
 }
 
+interface NumberOperations {
+  abstract fun Number.plus(other: Number): Number
+
+}
+
 fun Matrix.plus($context_receiver_0: NumberOperations, other: Matrix): Matrix {
   return TODO()
 }
@@ -20,3 +20,4 @@ fun NumberOperations.plusMatrix(m1: Matrix, m2: Matrix) {
   m1.plus($context_receiver_0 = <this>, other = m2) /*~> Unit */
   m2.plus($context_receiver_0 = <this>, other = m1) /*~> Unit */
 }
+