[FL-1824] Dolphin refactoring (#701)

* refactoring p1
* refactoring p2
* cleanups
* locked screen refresh rate fix
* better locked view logic
* seperate dolphin service and desktop app
* Desktop: Favorite app acess (Left key), Settings app
* Desktop settings version, submenu header
* remove unused icon anomation + naming fix

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

applications/desktop/desktop_settings/scenes/desktop_settings_scene_start.c

@@ -0,0 +1,53 @@
+#include "../desktop_settings_app.h"
+#include "applications.h"
+
+enum DesktopSettingsStartSubmenuIndex {
+    DesktopSettingsStartSubmenuIndexFavorite,
+    DesktopSettingsStartSubmenuIndexPinSetup,
+};
+
+static void desktop_settings_scene_start_submenu_callback(void* context, uint32_t index) {
+    DesktopSettingsApp* app = context;
+    view_dispatcher_send_custom_event(app->view_dispatcher, index);
+}
+
+void desktop_settings_scene_start_on_enter(void* context) {
+    DesktopSettingsApp* app = context;
+    Submenu* submenu = app->submenu;
+
+    submenu_add_item(
+        submenu,
+        "Favorite App",
+        DesktopSettingsStartSubmenuIndexFavorite,
+        desktop_settings_scene_start_submenu_callback,
+        app);
+
+    submenu_add_item(
+        submenu,
+        "PIN Setup",
+        DesktopSettingsStartSubmenuIndexPinSetup,
+        desktop_settings_scene_start_submenu_callback,
+        app);
+
+    view_dispatcher_switch_to_view(app->view_dispatcher, DesktopSettingsAppViewMain);
+}
+
+bool desktop_settings_scene_start_on_event(void* context, SceneManagerEvent event) {
+    DesktopSettingsApp* app = context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        switch(event.event) {
+        case DesktopSettingsStartSubmenuIndexFavorite:
+            scene_manager_next_scene(app->scene_manager, DesktopSettingsAppViewFavorite);
+            consumed = true;
+            break;
+        }
+    }
+    return consumed;
+}
+
+void desktop_settings_scene_start_on_exit(void* context) {
+    DesktopSettingsApp* app = context;
+    submenu_clean(app->submenu);
+}