Desktop: Set external apps as favorites (#1816)

* MVP
* Display app name and icon in browser
* Pre-select favorites in submenu and browser
* Show animation while external favorite is loading
* A little birdie told me... (Missing record_close)
* DesktopSettings: reset submenu before running dialog

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

applications/main/fap_loader/fap_loader_app.c

@@ -182,6 +182,7 @@ int32_t fap_loader_app(void* p) {
     FapLoader* loader;
     if(p) {
         loader = fap_loader_alloc((const char*)p);
+        view_dispatcher_switch_to_view(loader->view_dispatcher, 0);
         fap_loader_run_selected_app(loader);
     } else {
         loader = fap_loader_alloc(EXT_PATH("apps"));