[evince] flatpak: Add permission request for gnome.session

[Germán Poo-Caamaño <gpoo src gnome org>]

commit 7bec77a524aff16328ea517d562c4709b031604b
Author: Germán Poo-Caamaño <gpoo gnome org>
Date:   Tue Jul 10 18:35:12 2018 -0400

    flatpak: Add permission request for gnome.session

 build-aux/flatpak/org.gnome.Evince.json | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/build-aux/flatpak/org.gnome.Evince.json b/build-aux/flatpak/org.gnome.Evince.json
index 0a5e1625..c4f23c68 100644
--- a/build-aux/flatpak/org.gnome.Evince.json
+++ b/build-aux/flatpak/org.gnome.Evince.json
@@ -20,7 +20,8 @@
         "--talk-name=ca.desrt.dconf",
         "--env=DCONF_USER_CONFIG_DIR=.config/dconf",
         "--talk-name=org.gtk.vfs",
-        "--talk-name=org.gtk.vfs.*"
+        "--talk-name=org.gtk.vfs.*",
+        "--talk-name=org.gnome.SessionManager"
     ],
     "build-options": {
         "cflags": "-O2 -g",
@@ -132,4 +133,4 @@
             ]
         }
     ]
-}
\ No newline at end of file
+}