init-ifupdown: use consistent interfaces for qoriq

Let all qoriq boards share the same interfaces file, no difference
between qoriq-ppc and qoriq-arm.

Signed-off-by: Ting Liu <ting.liu@nxp.com>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

diff --git a/recipes-core/init-ifupdown/init-ifupdown/qoriq-ppc/interfaces b/recipes-core/init-ifupdown/init-ifupdown/qoriq/interfaces
similarity index 100%
rename from recipes-core/init-ifupdown/init-ifupdown/qoriq-ppc/interfaces
rename to recipes-core/init-ifupdown/init-ifupdown/qoriq/interfaces