src/mainboard/lenovo-winent: Add space around operators

Change-Id: Iab2a879ebdea9d93ef5eb7e3abf875036c1e1cb4
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/16641
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/mainboard/siemens/sitemp_g1p1/mainboard.c b/src/mainboard/siemens/sitemp_g1p1/mainboard.c
index 41811e4..8c65972 100644
--- a/src/mainboard/siemens/sitemp_g1p1/mainboard.c
+++ b/src/mainboard/siemens/sitemp_g1p1/mainboard.c
@@ -657,7 +657,7 @@
 		dev->subsystem_device = 0x4077; // U1P0 = 0x4077
 	}
 	printk(BIOS_INFO, "%s [%x/%x]\n", dev_name(dev), dev->subsystem_vendor, dev->subsystem_device );
-	for( i=0; slot[i].bus < 255; i++) {
+	for( i = 0; slot[i].bus < 255; i++) {
 		device_t d;
 		d = dev_find_slot(slot[i].bus,slot[i].devfn);
 		if( d ) {