[gnome-photos/wip/rishi/flatpak-update-libraw-0.19.4] flatpak: Update LibRaw to 0.19.4

[Debarshi Ray <debarshir src gnome org>]

commit c292104552f2ba8d16325241866925e5ca4243a6
Author: Debarshi Ray <debarshir gnome org>
Date:   Mon Aug 19 15:55:30 2019 +0200

    flatpak: Update LibRaw to 0.19.4
    
    https://gitlab.gnome.org/GNOME/gnome-photos/merge_requests/109

 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 94355a60..af6a5c17 100644
--- a/flatpak/org.gnome.Photos.json
+++ b/flatpak/org.gnome.Photos.json
@@ -161,8 +161,8 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "https://www.libraw.org/data/LibRaw-0.19.2.tar.gz";,
-                    "sha256": "400d47969292291d297873a06fb0535ccce70728117463927ddd9452aa849644"
+                    "url": "https://www.libraw.org/data/LibRaw-0.19.4.tar.gz";,
+                    "sha256": "13c51cc5d679c36aed9c7db9a9673180e939a822e9d55b5bc28dd73113ff961f"
                 },
                 {
                     "type": "patch",