Fix whitespace errors

Change-Id: Ic2d3bb9d8581a0471a8568a130f893b34dddf113
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/25380
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Nico Huber <nico.h@gmx.de>

serprog.c

@@ -662,7 +662,7 @@ int serprog_init(void)
 		}
 		msg_pdbg(MSGHEADER "operation buffer size is %d\n",
 			 sp_device_opbuf_size);
-  	}
+	}
 
 	if (sp_check_commandavail(S_CMD_S_PIN_STATE)) {
 		uint8_t en = 1;