Minor: change rendering of class objects in source code renderers

Fixes one particular case in completion

core/descriptors/src/org/jetbrains/kotlin/renderer/RenderingUtils.kt

@@ -25,7 +25,7 @@ public fun qualifiedNameForSourceCode(descriptor: ClassifierDescriptor): String
 }
 
 private fun qualifierName(descriptor: DeclarationDescriptor): String? = when (descriptor) {
-    is ClassDescriptor -> if (descriptor.getKind() != ClassKind.CLASS_OBJECT) qualifiedNameForSourceCode(descriptor) else qualifierName(descriptor.getContainingDeclaration())
+    is ClassDescriptor -> qualifiedNameForSourceCode(descriptor)
     is PackageFragmentDescriptor -> DescriptorRenderer.COMPACT.renderFqName(descriptor.fqName)
     else -> null
 }

idea/testData/completion/handlers/smart/ClassInClassObject.kt.after

@@ -4,6 +4,6 @@ class A {
     }
 }
 
-val v: A.Default.Inner = A.Inner()
+val v: A.Default.Inner = A.Default.Inner()
 
 // ELEMENT: Inner