openpower-occ-control: add missing bbclass inherit

openpower-occ-control.bb should inherit
obmc-phosphor-dbus-service.bbclass, without which the occ-control d-bus
service will not be installed.

Change-Id: I1d4df8bca9761223c327668fbcf5f76fc83d22a4
Signed-off-by: Deepak Kodihalli <dkodihal@in.ibm.com>
diff --git a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/occ/openpower-occ-control.bb b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/occ/openpower-occ-control.bb
index f3d6373..488f319 100644
--- a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/occ/openpower-occ-control.bb
+++ b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/occ/openpower-occ-control.bb
@@ -3,7 +3,9 @@
 HOMEPAGE = "https://github.com/openbmc/openpower-occ-control"
 PR = "r1"
 
-inherit autotools pkgconfig
+inherit autotools \
+        pkgconfig \
+        obmc-phosphor-dbus-service
 
 require ${PN}.inc