[gnome-builder] flatpak: make easy_install.pth writable from snapshots

[Christian Hergert <chergert src gnome org>]

commit 62a8561bab49b4b9c9231388d1aec6c586f22343
Author: Christian Hergert <chergert redhat com>
Date:   Wed Feb 22 16:41:32 2017 -0800

    flatpak: make easy_install.pth writable from snapshots
    
    We can't use hardlinks on these paths, so use new flatpak feature to keep
    them writable in place.

 org.gnome.Builder.json |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/org.gnome.Builder.json b/org.gnome.Builder.json
index 435d503..1b2af76 100644
--- a/org.gnome.Builder.json
+++ b/org.gnome.Builder.json
@@ -164,6 +164,7 @@
         {
             "name": "python3-lxml",
             "no-autogen": true,
+            "ensure-writable": ["/lib/python*/site-packages/easy-install.pth"],
             "build-options": {
                 "cflags": "-I/usr/include",
                 "env": {
@@ -277,6 +278,7 @@
         {
             "name": "meson",
             "no-autogen": true,
+            "ensure-writable": ["/lib/python*/site-packages/easy-install.pth"],
             "sources": [
                 {
                     "type": "archive",