[gnome-sdk-images] gcab: Ensure locale files are writable

[Alexander Larsson <alexl src gnome org>]

commit b0a5b22100232aa5eb8cbe2bee1f285f454365f7
Author: Alexander Larsson <alexl redhat com>
Date:   Tue May 8 11:37:56 2018 +0200

    gcab: Ensure locale files are writable

 org.gnome.Sdk.json.in | 4 ++++
 1 file changed, 4 insertions(+)
---
diff --git a/org.gnome.Sdk.json.in b/org.gnome.Sdk.json.in
index d0640b9..6088033 100644
--- a/org.gnome.Sdk.json.in
+++ b/org.gnome.Sdk.json.in
@@ -681,6 +681,10 @@
         {
             "name": "gcab",
             "buildsystem": "meson",
+            "ensure-writable": [
+                "/share/locale/*/LC_MESSAGES/gcab.mo",
+                "/share/runtime/locale/*/share/*/LC_MESSAGES/gcab.mo"
+            ],
             "sources": [
                 {
                     "type": "git",