arago: set PREFERRED_PROVIDER for jpeg
arago: set PREFERRED_PROVIDER for jpeg

* Set the PREFERRED_PROVIDER for jpeg for armv5te devices and
  libjpeg-turbo for all other devices.
* The avoids the multiple providers error which causes the build
  to return a non-zero return value.

Signed-off-by: Chase Maupin <5a5662f468a76e0fc4391e65fb9f536df44d7380@ti.com>
Signed-off-by: Denys Dmytriyenko <d29de71aea38aad3a87d486929cb0aad173ae612@ti.com>

mrchapp/meta-arago,rcn-ee/meta-arago,rcn-ee/meta-arago,rcn-ee/meta-arago,rcn-ee/meta-arago,mrchapp/meta-arago,MentorEmbedded/meta-arago,mrchapp/meta-arago,MentorEmbedded/meta-arago,rcn-ee/meta-arago,MentorEmbedded/meta-arago,MentorEmbedded/meta-arago