[sysprof] build: install legacy service API xml

[Christian Hergert <chergert src gnome org>]

commit 198bfd9328385f7a2f0081861a7cae4ebfcc8963
Author: Christian Hergert <chergert redhat com>
Date:   Tue Jun 25 15:07:45 2019 -0700

    build: install legacy service API xml

 src/meson.build | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
---
diff --git a/src/meson.build b/src/meson.build
index 16710d6..b32cd50 100644
--- a/src/meson.build
+++ b/src/meson.build
@@ -26,7 +26,8 @@ ipc_legacy_src = gnome.gdbus_codegen('ipc-legacy',
 )
 
 install_data(['org.gnome.Sysprof3.Profiler.xml',
-              'org.gnome.Sysprof3.Service.xml'],
+              'org.gnome.Sysprof3.Service.xml',
+              'org.gnome.Sysprof2.xml'],
   install_dir: join_paths(datadir, 'dbus-1/interfaces'),
 )