Prevent crash by ignoring call if view is null.

app/src/main/java/org/thoughtcrime/securesms/components/settings/conversation/ConversationSettingsFragment.kt

@@ -204,7 +204,7 @@ class ConversationSettingsFragment : DSLSettingsFragment(
 
       adapter.submitList(getConfiguration(state).toMappingModelList()) {
         if (state.isLoaded) {
-          (requireView().parent as? ViewGroup)?.doOnPreDraw {
+          (view?.parent as? ViewGroup)?.doOnPreDraw {
             callback.onContentWillRender()
           }
         }