Fix bus index

The incorrect bus was checked into the last patchset.  This fixes it.

Tested by:
Observed ipmi fru device showed M.2 devices.

Change-Id: I73375e32e21d41db7d5a473d3fe3dd4c288fb2d8
Signed-off-by: Ed Tanous <ed.tanous@intel.com>
diff --git a/configurations/WFT Baseboard.json b/configurations/WFT Baseboard.json
index 81431c1..998e0bb 100644
--- a/configurations/WFT Baseboard.json
+++ b/configurations/WFT Baseboard.json
@@ -1449,7 +1449,7 @@
         },
         {
             "Address": "0x71",
-            "Bus": 4,
+            "Bus": 2,
             "ChannelNames": [
                 "M2_Slot1",
                 "M2_Slot2",
@@ -1469,4 +1469,4 @@
         "PartNumber": "$PRODUCT_PART_NUMBER",
         "SerialNumber": "$PRODUCT_SERIAL_NUMBER"
     }
-}
\ No newline at end of file
+}