meta-firestone: Add openpower-occ-control

Add openpower-occ-control and enable i2c-occ configure for Firestone.

Change-Id: I9420a9907109d1c189f405bdac96cdb9779fae08
Signed-off-by: Lei YU <mine260309@gmail.com>
diff --git a/meta-firestone/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend b/meta-firestone/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend
new file mode 100644
index 0000000..e5b837a
--- /dev/null
+++ b/meta-firestone/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend
@@ -0,0 +1 @@
+RDEPENDS_${PN}-inventory += "openpower-occ-control"