Update boards/olimexino-stm32f3/include/periph_conf.h

Co-authored-by: crasbe <[email protected]>

Author: maribu

boards/olimexino-stm32f3/include/periph_conf.h

@@ -170,7 +170,7 @@ static const uart_conf_t uart_config[] = {
  * @{
  */
 #ifndef RTT_FREQUENCY
-#define RTT_FREQUENCY       (32768)      /* in Hz */
+#  define RTT_FREQUENCY     (32768)      /* in Hz */
 #endif
 /** @} */