[Layers] Update target platform to the Photon release

- removed the layers from the root modules as long as it is dependent on a different platform than the rest of the modules (i.e. photon vs oxygen)

Change-Id: Iac5f952dde911c10137d34a94147c14a5da8df12
Signed-off-by: Quentin Le Menez <quentin.lemenez@cea.fr>
4 files changed