[gnome-boxes] build: Update subprojects

[Felipe Borges <felipeborges src gnome org>]

commit 99c072f28b9c3da87a768bef656a364faef0b2a4
Author: Felipe Borges <felipeborges gnome org>
Date:   Fri Jun 22 12:01:12 2018 +0200

    build: Update subprojects

 subprojects/gtk-frdp    | 2 +-
 subprojects/libovf-glib | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/subprojects/gtk-frdp b/subprojects/gtk-frdp
index f59bdc45..32822551 160000
--- a/subprojects/gtk-frdp
+++ b/subprojects/gtk-frdp
@@ -1 +1 @@
-Subproject commit f59bdc456a7710629e67fed528dd343d17822ef2
+Subproject commit 328225515ff632ffdd87d23d708a54489c9030e6
diff --git a/subprojects/libovf-glib b/subprojects/libovf-glib
index 9b06d247..deb6e4f6 160000
--- a/subprojects/libovf-glib
+++ b/subprojects/libovf-glib
@@ -1 +1 @@
-Subproject commit 9b06d2476e4c04783dc3e9f01dbc8bc0ea6e1e77
+Subproject commit deb6e4f6b8e2af4afdf54a90025179eeb279612c