util/autoport: Fix gfx dump of log_maker

Variable name of inteltoolArgs was fixed.

The way of passing arguments to inteltool was changed from "-a -f"
to "-af" which is better as the string seems to be parsed
as a single argument.

Change-Id: I0c48fb1e912261748ba9e2b91c291bac28b9e856
Signed-off-by: Sebastian 'Swift Geek' Grzywna <swiftgeek@gmail.com>
Reviewed-on: https://review.coreboot.org/18050
Reviewed-by: Stefan Tauner <stefan.tauner@gmx.at>
Tested-by: build bot (Jenkins)
Reviewed-by: Nico Huber <nico.h@gmx.de>
diff --git a/util/autoport/log_maker.go b/util/autoport/log_maker.go
index 50e0e65..7c8240e 100644
--- a/util/autoport/log_maker.go
+++ b/util/autoport/log_maker.go
@@ -89,7 +89,7 @@
 
 	switch opt {
 	case "y", "yes":
-		opt += " -f"
+		inteltoolArgs += "f"
 	}
 
 	RunAndSave(outDir+"/inteltool.log", "../inteltool/inteltool", inteltoolArgs)