[nautilus] flatpak: Fix nautilus meson option name

[Carlos Soriano <csoriano src gnome org>]

commit e4b1bf76352e9137a935f6f31374633967bb970d
Author: Carlos Soriano <csoriano gnome org>
Date:   Thu Mar 16 18:16:34 2017 +0100

    flatpak: Fix nautilus meson option name

 org.gnome.Nautilus.json |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/org.gnome.Nautilus.json b/org.gnome.Nautilus.json
index 6a89919..04f10f0 100644
--- a/org.gnome.Nautilus.json
+++ b/org.gnome.Nautilus.json
@@ -124,7 +124,7 @@
                 "-Denable-desktop=false",
                 "-Denable-selinux=false",
                 "-Denable-xmp=true",
-                "-Denable-libexif=true",
+                "-Denable-exif=true",
                 "--libdir=/app/lib"
             ],
             "sources": [