meta-facebook: yosemitev2: Add dbus sensor and entity manager

Added dbus-sensors and entity manager packages for yosemiteV2 platform.

Tested : Built Facebook YosemiteV2 images and loaded on
the target hardware. We are able to read temperature,
Adc and mezz sensor values.

(From meta-facebook rev: 9b7491ca408796249045abb85151973724cadb34)

Signed-off-by: Kumar Thangavel <thangavel.k@hcl.com>
Change-Id: Ia9acf270752d602d71008893366a6c2f0badf9bc
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-facebook/meta-yosemitev2/conf/machine/yosemitev2.conf b/meta-facebook/meta-yosemitev2/conf/machine/yosemitev2.conf
index 43e156f..45538ab 100644
--- a/meta-facebook/meta-yosemitev2/conf/machine/yosemitev2.conf
+++ b/meta-facebook/meta-yosemitev2/conf/machine/yosemitev2.conf
@@ -16,6 +16,7 @@
         obmc-bmc-state-mgmt \
         "
 PREFERRED_PROVIDER_virtual/obmc-host-ctl ?= ""
+PREFERRED_PROVIDER_virtual/obmc-system-mgmt = "packagegroup-fb-apps"
 FLASH_SIZE = "32768"
 VIRTUAL-RUNTIME_skeleton_workbook = "${MACHINE}-config"