[jhbuild] core-deps-3.26: Downgrade to WebKitGTK+ 2.17.3

[Gabriel Ivașcu <gabrielivascu src gnome org>]

commit 6e8b1fa4d1c6739234f53171f2c7ef3b6ab53723
Author: Gabriel Ivascu <ivascu gabriel59 gmail com>
Date:   Tue Jul 18 10:47:00 2017 +0300

    core-deps-3.26: Downgrade to WebKitGTK+ 2.17.3
    
    Seems that 2.17.4 won't build with GCC 7, so roll back to 2.17.3 until
    the issue is fixed.

 modulesets/gnome-suites-core-deps-3.26.modules |    6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/modulesets/gnome-suites-core-deps-3.26.modules b/modulesets/gnome-suites-core-deps-3.26.modules
index 1c0e036..517daee 100644
--- a/modulesets/gnome-suites-core-deps-3.26.modules
+++ b/modulesets/gnome-suites-core-deps-3.26.modules
@@ -1873,9 +1873,9 @@
     </if>
     <pkg-config>webkit2gtk-4.0.pc</pkg-config>
     <branch repo="webkitgtk.org"
-            module="webkitgtk-2.17.4.tar.xz" version="2.17.4"
-            hash="sha256:a497eb3c1a8cbc78ccdeb6d7d22557a33ae879e80521d968eaa095a62c9f8526"
-            size="14717228">
+            module="webkitgtk-2.17.3.tar.xz" version="2.17.3"
+            hash="sha256:79f168c30953dbd273f984d3cc85482169e6822fcf7cf0031c86cf8aa1816b35"
+            size="14902408">
     </branch>
     <dependencies>
       <dep package="c++"/>