AP_HAL_ChibiOS: rename dataflash to logger

libraries/AP_HAL_ChibiOS/Scheduler.cpp

@@ -236,7 +236,7 @@ void Scheduler::reboot(bool hold_in_bootloader)
     }
 #endif
 
-#ifndef NO_DATAFLASH
+#ifndef NO_LOGGING
     //stop logging
     if (AP_Logger::get_singleton()) {
         AP::logger().StopLogging();

libraries/AP_HAL_ChibiOS/hwdef/iomcu/hwdef.dat

@@ -128,7 +128,7 @@ define HAL_USE_RTC FALSE
 define HAL_NO_FLASH_SUPPORT TRUE
 define HAL_NO_UARTDRIVER TRUE
 define DISABLE_SERIAL_ESC_COMM TRUE
-define NO_DATAFLASH TRUE
+define NO_LOGGING TRUE
 
 define DMA_RESERVE_SIZE 0