Disable drm-i915 module for target x86/geode.
Fixes: 77cfe8f ("x86: make i915 as a kmod with required firmware")
Signed-off-by: Mieczyslaw Nalewaj <namiltd@yahoo.com>
Link: https://github.com/openwrt/openwrt/pull/16977
Signed-off-by: Robert Marko <robimarko@gmail.com>