TactilitySDK updates (#442)

- Removed custom `TickType`
- Removed TactilityC functionality that is now covered by TactilityFreeRtos

TactilityC/Include/tt_lvgl.h

@@ -1,6 +1,7 @@
 #pragma once
 
 #include <stdbool.h>
+#include <freertos/FreeRTOS.h>
 
 #ifdef __cplusplus
 extern "C" {
@@ -18,7 +19,7 @@ void tt_lvgl_start();
 void tt_lvgl_stop();
 
 /** Lock the LVGL context. Call this before doing LVGL-related operations from a non-LVLG thread */
-bool tt_lvgl_lock(TickType timeout);
+bool tt_lvgl_lock(TickType_t timeout);
 
 /** Unlock the LVGL context */
 void tt_lvgl_unlock();