intelmetool: Do small cosmetic changes

Refining some of the code indentations and cosmetics to
build upon and import some in-review changes.

Change-Id: I0038a146bd899f150518c4832258a42792abaabb
Signed-off-by: Maximilian Schander <maxschander@googlemail.com>
Reviewed-on: https://review.coreboot.org/22216
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Jonathan Neuschäfer <j.neuschaefer@gmx.net>

util/intelmetool/intelmetool.h

@@ -50,6 +50,8 @@
 
 extern int debug;
 
+#define PCI_VENDOR_ID_INTEL 0x8086
+
 // Definitely has ME and can be disabled
 #define PCI_DEVICE_ID_INTEL_ICH8ME		0x2811
 #define PCI_DEVICE_ID_INTEL_ICH9ME		0x2917