linux-qoriq-sdk-headers: Add missing md5sum and sha256sum.

* Fix for SB-3132

Signed-off-by: Noor Ahsan <noor_ahsan@mentor.com>
linux-qoriq-sdk: disable config for network block device support

* Move the fix from f5221442d070e2a831cf080a4d57726c5aed92d1.
    Jira: SB-3065

Signed-off-by: Fahad Arslan <Fahad_Arslan@mentor.com>