local.conf: Enable PR service

This enables PR service for a single build generating a package feed

Signed-off-by: Khem Raj <raj.khem@gmail.com>
angstrom-next: Move DEPLOY_DIR outside tmpdir w.r.t. TCLIBC

We define DEPLOY_DIR outside tmpdir and create it considering
C library denotion otherwise we have conflicts in symlinks
of images ( kernel as well as root file system) which dont
consider TCLIBC

Signed-off-by: Khem Raj <raj.khem@gmail.com>