[epiphany] Build from GitLab

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 3576b2da9ae09e7b66c6387d9aae75876063ea4e
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Sun May 27 16:43:55 2018 -0500

    Build from GitLab
    
    git.gnome.org is dead! Long live git.gnome.org!

 org.gnome.Epiphany.yaml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/org.gnome.Epiphany.yaml b/org.gnome.Epiphany.yaml
index 10390fbdf..a85334124 100644
--- a/org.gnome.Epiphany.yaml
+++ b/org.gnome.Epiphany.yaml
@@ -48,5 +48,5 @@ modules:
     buildsystem: meson
     sources:
       - type: git
-        url: https://git.gnome.org/browse/epiphany
+        url: https://gitlab.gnome.org/GNOME/epiphany.git
         disable-shallow-clone: true