[shotwell: 1/2] flatpak: Bump libraw version to 0.18.13

[Jens Georg <jensgeorg src gnome org>]

commit 2d65c30ba973f549d5614d38ea9d79b787cfafee
Author: Yi-Soo An <yisooan gmail com>
Date:   Thu Jul 19 12:48:03 2018 +0900

    flatpak: Bump libraw version to 0.18.13
    
    libraw 0.18.11 is not available any longer.

 flatpak/org.gnome.Shotwell.json | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/flatpak/org.gnome.Shotwell.json b/flatpak/org.gnome.Shotwell.json
index 000400d9..7087f035 100644
--- a/flatpak/org.gnome.Shotwell.json
+++ b/flatpak/org.gnome.Shotwell.json
@@ -130,8 +130,8 @@
             "sources": [
                 {
                     "type": "archive",
-                    "url": "https://www.libraw.org/data/LibRaw-0.18.11.tar.gz";,
-                    "sha256": "7cf724a40a0d8915869498f51062a952167e4f5bae2b6920542c9e0e079a471d"
+                    "url": "https://www.libraw.org/data/LibRaw-0.18.13.tar.gz";,
+                    "sha256": "cb1f9d0d1fabc8967d501d95c05d2b53d97a2b917345c66553b1abbea06757ca"
                 },
                 {
                     "type": "patch",