changes function name keyboard_proc to keyboard_task

protocol/vusb/main.c

@@ -96,7 +96,7 @@ int main(void)
             // TODO: configuration process is incosistent. it sometime fails.
             // To prevent failing to configure NOT scan keyboard during configuration
             if (usbConfiguration && usbInterruptIsReady()) {
-                keyboard_proc();
+                keyboard_task();
             }
             vusb_transfer_keyboard();
         }