util/superiotool: detect Fintek F81866, F8196*

F81866 detection tested with the iBASE SI-613:

    superiotool r4.9-420-g034e5e6
    Found Fintek F81866 (vid=0x3419, id=0x1010) at 0x4e

F8196* detection is based on chip IDs provided by iBASE, but untested.

Change-Id: I7210e1523a188a8593cd03547bb0c95cd3e7aa39
Signed-off-by: Kyle Stevenson <kstevenson@comqi.com>
Reviewed-on: https://review.coreboot.org/c/31052
Reviewed-by: Felix Held <felix-coreboot@felixheld.de>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

util/superiotool/fintek.c

@@ -467,6 +467,10 @@ static const struct superio_registers reg_table[] = {
 			{0x30,0x60,0x61,0x70,0xf0,0xf2,0xf4,0xf5,EOT},
 			{NANA,0x00,0x00,NANA,NANA,NANA,0x00,0x00,EOT}},
 		{EOT}}},
+	{0x1010, "F81866", {
+		{EOT}}},
+	{0x0215, "F81962/F81964/F81966/F81967", {
+		{EOT}}},
 	{EOT}
 };