Do not force overridden descriptors computation

Currently 'overriddenDescriptors' of substituted function is lazy
and in most cases it's unnecessary to compute it
(it's enough to use the same field from 'original')

compiler/frontend/src/org/jetbrains/kotlin/resolve/deprecationUtil.kt

@@ -99,7 +99,7 @@ private fun deprecationByOverridden(root: CallableMemberDescriptor): Deprecation
         visited.add(node)
 
         val deprecatedAnnotation = node.getDeprecationByAnnotation()
-        val overriddenDescriptors = node.overriddenDescriptors
+        val overriddenDescriptors = node.original.overriddenDescriptors
         when {
             deprecatedAnnotation != null -> {
                 deprecations.add(deprecatedAnnotation)