[FL-2222] IR fixes (#994)

* Fix elements_multiline_text_aligned
* IR: fix delete menu
* IR: bold text on delete/saved
* IR: add safe back screen
* IR: don't clear text on rename
* Nfc,Infrared: update DialogEx usage

Co-authored-by: Aleksandr Kutuzov <alleteam@gmail.com>

applications/irda/irda_app.h

@@ -33,6 +33,7 @@ public:
         LearnSuccess,
         LearnEnterName,
         LearnDone,
+        AskBack,
         Remote,
         RemoteList,
         Edit,
@@ -123,6 +124,7 @@ private:
         {Scene::LearnSuccess, new IrdaAppSceneLearnSuccess()},
         {Scene::LearnEnterName, new IrdaAppSceneLearnEnterName()},
         {Scene::LearnDone, new IrdaAppSceneLearnDone()},
+        {Scene::AskBack, new IrdaAppSceneAskBack()},
         {Scene::Remote, new IrdaAppSceneRemote()},
         {Scene::RemoteList, new IrdaAppSceneRemoteList()},
         {Scene::Edit, new IrdaAppSceneEdit()},