[FL-2315] USB Mode switch lock (#1036)

* usb mode switch lock
* lock_mutex removed
* Wait for session termination in rpc_cli, lock badusb and u2f if rpc session is opened

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

applications/gpio/scenes/gpio_scene_usb_uart_close_rpc.c

@@ -0,0 +1,53 @@
+#include "../gpio_app_i.h"
+#include "../gpio_custom_event.h"
+
+static void gpio_scene_usb_uart_close_rpc_event_callback(
+    GuiButtonType result,
+    InputType type,
+    void* context) {
+    furi_assert(context);
+    GpioApp* app = context;
+
+    if((result == GuiButtonTypeLeft) && (type == InputTypeShort)) {
+        view_dispatcher_send_custom_event(app->view_dispatcher, GpioCustomEventErrorBack);
+    }
+}
+
+void gpio_scene_usb_uart_close_rpc_on_enter(void* context) {
+    GpioApp* app = context;
+
+    widget_add_string_multiline_element(
+        app->widget,
+        63,
+        10,
+        AlignCenter,
+        AlignTop,
+        FontSecondary,
+        "Disconnect from\ncompanion app\nto use this function");
+
+    widget_add_button_element(
+        app->widget, GuiButtonTypeLeft, "Back", gpio_scene_usb_uart_close_rpc_event_callback, app);
+
+    view_dispatcher_switch_to_view(app->view_dispatcher, GpioAppViewUsbUartCloseRpc);
+}
+
+bool gpio_scene_usb_uart_close_rpc_on_event(void* context, SceneManagerEvent event) {
+    GpioApp* app = context;
+    bool consumed = false;
+
+    if(event.type == SceneManagerEventTypeCustom) {
+        if(event.event == GpioCustomEventErrorBack) {
+            if(!scene_manager_previous_scene(app->scene_manager)) {
+                scene_manager_stop(app->scene_manager);
+                view_dispatcher_stop(app->view_dispatcher);
+            }
+            consumed = true;
+        }
+    }
+    return consumed;
+}
+
+void gpio_scene_usb_uart_close_rpc_on_exit(void* context) {
+    GpioApp* app = context;
+    widget_reset(app->widget);
+}