u-boot-keystone: update to the latest version
u-boot-keystone: update to the latest version

Modified version of the original patch from Sam Nelson

* Update source URL/REV
* Added SPI NOR binaries and deployed images

Signed-off-by: Denys Dmytriyenko <d29de71aea38aad3a87d486929cb0aad173ae612@ti.com>

jumpnow/meta-ti,jumpnow/meta-ti