hp/pavilion_m6_1035dx: Remove inexistent devices from devicetree

This removes ominous "PCI: xx:xx.x not found" messages from coreboot
console.

Change-Id: I13a6f2497c04464e8dd0c4c5e7f40a1582f7f26c
Signed-off-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
Reviewed-on: http://review.coreboot.org/5461
Tested-by: build bot (Jenkins)
Reviewed-by: Edward O'Callaghan <eocallaghan@alterapraxis.com>
Reviewed-by: Idwer Vollering <vidwer@gmail.com>