bblayers: Added edgehog-things and dependencies

The mask is required, because some base recipes collide with recipes from
the SECO NE layers.

bblayers.conf

@@ -16,8 +16,16 @@ BBLAYERS = " \
   ${BSPDIR}/sources/meta-openembedded/meta-python \
   ${BSPDIR}/sources/meta-openembedded/meta-webserver \
   ${BSPDIR}/sources/meta-python2 \
+  ${BSPDIR}/sources/meta-virtualization \
+  ${BSPDIR}/sources/meta-rauc \
   \
   ${BSPDIR}/sources/meta-qt5 \
   ${BSPDIR}/sources/meta-seconorth-distro \
   ${BSPDIR}/sources/meta-seconorth-machine \
+  ${BSPDIR}/sources/meta-edgehog-things \
+"
+
+BBMASK += " \
+  ${BSPDIR}/sources/meta-edgehog-things/recipes-bsp/u-boot \
+  ${BSPDIR}/sources/meta-edgehog-things/recipes-core/rauc \
 "