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/supermicro/h8qgi/BiosCallOuts.c b/src/mainboard/supermicro/h8qgi/BiosCallOuts.c
index c568334..ac978a1 100644
--- a/src/mainboard/supermicro/h8qgi/BiosCallOuts.c
+++ b/src/mainboard/supermicro/h8qgi/BiosCallOuts.c
@@ -53,7 +53,7 @@
 	gpio56_to_53 = pci_read_config8(sm_dev, PCI_REG_GPIO_56_to_53_CNTRL);
 	value  = gpio56_to_53 & (~GPIO_OUT_BIT_GPIO54_to_53_MASK);
 	value |= socket_id;
-	value &= (~GPIO_OUT_ENABLE_BIT_GPIO54_to_53_MASK); // 0=Output Enabled, 1=Tristate
+	value &= (~GPIO_OUT_ENABLE_BIT_GPIO54_to_53_MASK); // 0 = Output Enabled, 1 = Tristate
 	pci_write_config8(sm_dev, PCI_REG_GPIO_56_to_53_CNTRL, value);
 
 	return gpio56_to_53;