[geary/wip/flatpak-folks-eds-access] Fix no access to EDS contacts and avatars under Flatpak

[Michael Gratton <mjog src gnome org>]

commit 2d92c9fb24b44505405ca1e91bccc289d3c5ec88
Author: Michael Gratton <mike vee net>
Date:   Sun Mar 17 16:35:41 2019 +1100

    Fix no access to EDS contacts and avatars under Flatpak

 org.gnome.Geary.json | 5 +++++
 1 file changed, 5 insertions(+)
---
diff --git a/org.gnome.Geary.json b/org.gnome.Geary.json
index 44fa46b9..d97866e3 100644
--- a/org.gnome.Geary.json
+++ b/org.gnome.Geary.json
@@ -48,6 +48,11 @@
         "--talk-name=org.gnome.ControlCenter",
         "--talk-name=org.gnome.OnlineAccounts",
 
+        /* Folks contact and avatar support (via EDS) */
+        "--talk-name=org.gnome.evolution.dataserver.AddressBook9",
+        "--talk-name=org.gnome.evolution.dataserver.Sources5",
+        "--filesystem=xdg-cache/evolution/addressbook:ro"
+
         /* Needed for dconf to work */
         "--filesystem=xdg-run/dconf", "--filesystem=~/.config/dconf:ro",
         "--talk-name=ca.desrt.dconf", "--env=DCONF_USER_CONFIG_DIR=.config/dconf",