Make sure that we are using correct version of u-boot-mkimage.
Make sure that we are using correct version of u-boot-mkimage.

Copy corresponding version of u-boot-mkimage from Yocto meta layer
so that we will be able to use correct u-boot version which is working
with custom patches we need for Mender.

bboozzoo/meta-mender,GregorioDiStefano/meta-mender,bboozzoo/meta-mender,GregorioDiStefano/meta-mender,bboozzoo/meta-mender,bboozzoo/meta-mender,GregorioDiStefano/meta-mender