release-notes: add hcode repository

Signed-off-by: Stewart Smith <stewart@linux.ibm.com>
diff --git a/openpower/scripts/release-notes b/openpower/scripts/release-notes
index 483a784..1bb71fd 100755
--- a/openpower/scripts/release-notes
+++ b/openpower/scripts/release-notes
@@ -14,6 +14,8 @@
 my $repos =
 {
     'op-build' => { REPO => "https://github.com/open-power/op-build" },
+    'hcode'    => { REPO => "https://github.com/open-power/hcode" ,
+                    DIR => "openpower/package/hcode" },
     'hostboot' => { REPO => "https://github.com/open-power/hostboot" ,
                     DIR => "openpower/package/hostboot" },
     'sbe'      => { REPO => "https://github.com/open-power/sbe" ,