skeleton: Use pflash recipe

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/conf/machine/include/openpower.inc b/conf/machine/include/openpower.inc
index fe2b44a..6660a56 100644
--- a/conf/machine/include/openpower.inc
+++ b/conf/machine/include/openpower.inc
@@ -4,6 +4,7 @@
         obmc-phosphor-sensor-mgmt \
         obmc-phosphor-flash-mgmt \
         obmc-phosphor-event-mgmt \
+        openpower-pflash \
         "
 
 VIRTUAL-RUNTIME_obmc-phosphor-fan-ctl = " \