DFU: remove force bootloader button debug message since the console is output message is not initialized yet

Change-Id: Ibea0105929a8dc38b43dacd9d1e576d7b51d0c6a
diff --git a/firmware/libboard/simtrace/source/board_simtrace.c b/firmware/libboard/simtrace/source/board_simtrace.c
index 04a3249..90bf9bc 100644
--- a/firmware/libboard/simtrace/source/board_simtrace.c
+++ b/firmware/libboard/simtrace/source/board_simtrace.c
@@ -44,7 +44,8 @@
 
 	/* Enter DFU bootloader in case the respective button is pressed */
 	if (PIO_Get(&bl_sw_pin) == 0) {
-		printf("BOOTLOADER switch presssed -> Force DFU\n\r");
+		/* do not print to early since the console is not initialized yet */
+		//printf("BOOTLOADER switch pressed -> Force DFU\n\r");
 		return 1;
 	} else
 		return 0;