Build openpower-hw-diags

Updated packagegroup-obmc-apps recipe to build openpower-hw-diags.

Signed-off-by: Ben Tyner <ben.tyner@ibm.com>
Change-Id: I02b2bebddacb9557cab6865b569429a7d6694b9b
diff --git a/meta-witherspoon/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend b/meta-witherspoon/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend
index d716c2f..56d1bc7 100644
--- a/meta-witherspoon/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend
+++ b/meta-witherspoon/recipes-phosphor/packagegroups/packagegroup-obmc-apps.bbappend
@@ -26,7 +26,8 @@
 RDEPENDS_${PN}-logging_remove_rainier = "ibm-logging"
 RDEPENDS_${PN}-logging_remove_witherspoon-tacoma = "ibm-logging"
 RDEPENDS_${PN}-extras_append_rainier = " pldm"
-RDEPENDS_${PN}-extras_append_witherspoon-128 = " pldm"
-RDEPENDS_${PN}-extras_append_witherspoon-tacoma = " pldm"
+RDEPENDS_${PN}-extras_append_witherspoon-128 = " pldm openpower-hw-diags"
+
+RDEPENDS_${PN}-extras_append_witherspoon-tacoma = " pldm openpower-hw-diags"
 
 ${PN}-software-extras_append_ibm-ac-server = " phosphor-software-manager-sync"