[shotwell] flatpak: Enable face-detection helper binary again

[Jens Georg <jensgeorg src gnome org>]

commit 8a8771c4d566105d9e482c3d6407071228ff1bc2
Author: Jens Georg <mail jensge org>
Date:   Mon Mar 18 21:43:27 2019 +0100

    flatpak: Enable face-detection helper binary again

 flatpak/org.gnome.Shotwell.json | 1 -
 1 file changed, 1 deletion(-)
---
diff --git a/flatpak/org.gnome.Shotwell.json b/flatpak/org.gnome.Shotwell.json
index 995d8218..37624017 100644
--- a/flatpak/org.gnome.Shotwell.json
+++ b/flatpak/org.gnome.Shotwell.json
@@ -237,7 +237,6 @@
                 "-Dudev=false",
                 "-Dinstall-apport-hook=false",
                 "-Dface-detection=true",
-                "-Dface-detection-helper=false",
                 "-Dface_detection_helper_bus=private"
             ],
             "sources" : [