[FancyZones] Remove Editor tmp files paths cmd args and make Editor 'debugable' easier (#4279)

* Remove Editor cmd args - tmp files
Add 'Debug mode' startup for Editor

* Remove fixed device info string

* Move if file exist check

* Add enum to improve readability

* Introduce ParseDeviceMode enum

* Organize strings

* Move title to localizable strings

src/modules/fancyzones/lib/JsonHelpers.h

@@ -258,7 +258,6 @@ namespace JSONHelpers
         json::JsonArray SerializeDeviceInfos() const;
         bool ParseCustomZoneSets(const json::JsonObject& fancyZonesDataJSON);
         json::JsonArray SerializeCustomZoneSets() const;
-        void CustomZoneSetsToJsonFile(std::wstring_view filePath) const;
 
         void LoadFancyZonesData();
         void SaveFancyZonesData() const;