[gnome-photos/gnome-3-26] flatpak: Update to 3.26.4

[Debarshi Ray <debarshir src gnome org>]

commit e57cbc8ecdee91b64d41ff9fa8789aba54e73c30
Author: Debarshi Ray <debarshir gnome org>
Date:   Mon Apr 2 14:47:14 2018 +0200

    flatpak: Update to 3.26.4

 flatpak/org.gnome.Photos.json | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/flatpak/org.gnome.Photos.json b/flatpak/org.gnome.Photos.json
index 3d2f83d3..365c0a4e 100644
--- a/flatpak/org.gnome.Photos.json
+++ b/flatpak/org.gnome.Photos.json
@@ -274,8 +274,8 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "https://download.gnome.org/sources/gnome-photos/3.26/gnome-photos-3.26.3.tar.xz";,
-                    "sha256": "028de4c8662b7d1dc3ca6c3fbe3ce7f6bb90dd097708e99f235a409756dbadab"
+                    "url": "https://download.gnome.org/sources/gnome-photos/3.26/gnome-photos-3.26.4.tar.xz";,
+                    "sha256": "846185cfa3573a29063960757907ef1f943d5e46a02aad4bd493608238901dbb"
                 }
             ]
         }