[gnome-sdk-images] Add some configure options to libpsl

[Michael Catanzaro <mcatanzaro src gnome org>]

commit c9594fbd6eaaef4622b36806e010e2e868759953
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Mon Apr 16 18:08:15 2018 -0500

    Add some configure options to libpsl
    
    Who knows what this will do!

 org.gnome.Sdk.json.in | 1 +
 1 file changed, 1 insertion(+)
---
diff --git a/org.gnome.Sdk.json.in b/org.gnome.Sdk.json.in
index 97810ed..fffc000 100644
--- a/org.gnome.Sdk.json.in
+++ b/org.gnome.Sdk.json.in
@@ -205,6 +205,7 @@
         },
         {
             "name": "libpsl",
+            "config-opts": [ "--disable-static --disable-runtime --disable-builtin" ],
             "sources": [
                 {
                     "type": "git",