ANDROID: GKI: remove kernel_read/write from whitelists

No kernel driver should be doing kernel_write or kernel_read calls so
remove them from the existing whitelists.

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I5f354f4ea84099b9e71d4c390f0f5e1c6edd3d78