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

#KT-41018 fixed

compiler/fir/analysis-tests/testData/loadCompiledKotlin/annotations/classes/Deprecated.txt

@@ -1,6 +1,4 @@
 @R|kotlin/Deprecated|(message = String(Class)) public final class Class : R|kotlin/Any| {
-    public constructor(): R|test/Class|
-
     @R|kotlin/Deprecated|(message = String(companion object)) public final companion object Companion : R|kotlin/Any| {
         private constructor(): R|test/Class.Companion|
 
@@ -16,4 +14,6 @@
 
     }
 
+    public constructor(): R|test/Class|
+
 }