Object's constructor is private from frontend point of view.

Test data changed.
Js-backend test objectInObject turned off.
Public constructors for objects hard-coded in jvm-backend.

compiler/testData/lazyResolve/namespaceComparator/objectMembers.txt

@@ -1,7 +1,7 @@
 namespace test
 
 internal final object test.SomeObject : jet.Any {
-    internal final /*constructor*/ fun <init>(): test.SomeObject
+    private final /*constructor*/ fun <init>(): test.SomeObject
     internal final fun test(/*0*/ a: jet.Int): jet.Int
 }
 internal final val SomeObject: test.SomeObject