meta-openpower: Add pdbg to tarball

Change-Id: Icda8c4fa3b11605f473c53552c1c4b9a667e22a3
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/common/recipes-phosphor/packagegroups/packagegroup-obmc-phosphor-debugtools.bbappend b/common/recipes-phosphor/packagegroups/packagegroup-obmc-phosphor-debugtools.bbappend
index 9aabf8e..e8d656a 100644
--- a/common/recipes-phosphor/packagegroups/packagegroup-obmc-phosphor-debugtools.bbappend
+++ b/common/recipes-phosphor/packagegroups/packagegroup-obmc-phosphor-debugtools.bbappend
@@ -1,4 +1,5 @@
 RDEPENDS_${PN}_append = " \
     pflash \
     gard \
+    pdbg \
     "