[gimp] app: link tests against APPSTREAM_GLIB_LIBS

[Michael Natterer <mitch src gnome org>]

commit 6a7a010769e2a8db00464d7bf3b78e33118768b0
Author: Michael Natterer <mitch gimp org>
Date:   Fri Jul 6 13:26:07 2018 +0200

    app: link tests against APPSTREAM_GLIB_LIBS

 app/config/Makefile.am | 1 +
 app/tests/Makefile.am  | 1 +
 2 files changed, 2 insertions(+)
---
diff --git a/app/config/Makefile.am b/app/config/Makefile.am
index c3df49f3bc..96a6913fb9 100644
--- a/app/config/Makefile.am
+++ b/app/config/Makefile.am
@@ -120,6 +120,7 @@ test_config_LDADD = \
        $(libgimpmath)                                                  \
        $(libgimpconfig)                                                \
        $(libgimpbase)                                                  \
+       $(APPSTREAM_GLIB_LIBS)                                          \
        $(PANGOCAIRO_LIBS)                                              \
        $(HARFBUZZ_LIBS)                                                \
        $(GDK_PIXBUF_LIBS)                                              \
diff --git a/app/tests/Makefile.am b/app/tests/Makefile.am
index 6e3f0a4201..c611bd4722 100644
--- a/app/tests/Makefile.am
+++ b/app/tests/Makefile.am
@@ -120,6 +120,7 @@ LDADD = \
        $(libgimpbase)                                                  \
        $(GIMPICONRC)                                                   \
        $(GTK_LIBS)                                                     \
+       $(APPSTREAM_GLIB_LIBS)                                          \
        $(DBUS_GLIB_LIBS)                                               \
        $(GDK_PIXBUF_LIBS)                                              \
        $(FREETYPE_LIBS)                                                \