Revert "Merge atomicdiceroller from https://github.com/nmrr/flipperzero-atomicdiceroller"

This reverts commit edecb75a5bb580d9569ddabf8510617c855aca89, reversing
changes made to dbec9cce532892b3273f738594ee7546df92eb2d.

atomicdiceroller/flipper_atomicdiceroller.c

@@ -186,14 +186,9 @@ int32_t flipper_atomicdiceroller_app() {
     view_port_draw_callback_set(view_port, draw_callback, &mutexVal.mutex);
     view_port_input_callback_set(view_port, input_callback, event_queue);
 
-    // DISABLE & REMOVE INITIAL CALLBACK (FIRMWARE BUG ?)
-    furi_hal_gpio_disable_int_callback(&gpio_ext_pa7);
-    furi_hal_gpio_remove_int_callback(&gpio_ext_pa7);
-
-    // NEW CALLBACK 
-    furi_hal_gpio_init(&gpio_ext_pa7, GpioModeInterruptFall, GpioPullUp, GpioSpeedVeryHigh);
     furi_hal_gpio_add_int_callback(&gpio_ext_pa7, gpiocallback, event_queue);
     furi_hal_gpio_enable_int_callback(&gpio_ext_pa7);
+    furi_hal_gpio_init(&gpio_ext_pa7, GpioModeInterruptFall, GpioPullUp, GpioSpeedVeryHigh);
 
     Gui* gui = furi_record_open(RECORD_GUI);
     gui_add_view_port(gui, view_port, GuiLayerFullscreen);