src: Enable unused parameter warning

Fix warnings.
Some clang-formatting was necessary.
DebugPins is unused and was removed.

src/displayapp/screens/Screen.h

@@ -67,11 +67,11 @@ namespace Pinetime {
 
         /** @return false if the event hasn't been handled by the app, true if it has been handled */
         // Returning true will cancel lvgl tap
-        virtual bool OnTouchEvent(TouchEvents event) {
+        virtual bool OnTouchEvent(TouchEvents /*event*/) {
           return false;
         }
 
-        virtual bool OnTouchEvent(uint16_t x, uint16_t y) {
+        virtual bool OnTouchEvent(uint16_t /*x*/, uint16_t /*y*/) {
           return false;
         }