FIR: introduce & use various comparators to sort members while de/serialization

#KT-41018 fixed

compiler/fir/analysis-tests/testData/loadCompiledKotlin/classObject/ClassObjectPropertyInClass.txt

@@ -1,9 +1,4 @@
 public final class A : R|kotlin/Any| {
-    public final val other: R|kotlin/Int|
-        public get(): R|kotlin/Int|
-
-    public constructor(): R|test/A|
-
     public final companion object Companion : R|kotlin/Any| {
         public final val some: R|kotlin/Int|
             public get(): R|kotlin/Int|
@@ -12,4 +7,9 @@ public final class A : R|kotlin/Any| {
 
     }
 
+    public final val other: R|kotlin/Int|
+        public get(): R|kotlin/Int|
+
+    public constructor(): R|test/A|
+
 }