[gnome-builder] flatpak: specify --libdir for sysprf

[Christian Hergert <chergert src gnome org>]

commit e4a7501bcc4111f1b732a8adb15e4a97cc6c4b77
Author: Christian Hergert <chergert redhat com>
Date:   Sun Sep 17 11:15:09 2017 -0700

    flatpak: specify --libdir for sysprf

 org.gnome.Builder.json |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/org.gnome.Builder.json b/org.gnome.Builder.json
index 1e02c7d..f83f67a 100644
--- a/org.gnome.Builder.json
+++ b/org.gnome.Builder.json
@@ -561,7 +561,7 @@
         },
         {
             "name": "sysprof",
-            "config-opts": [ "-Denable_gtk=true", "-Dwith_sysprofd=host" ],
+            "config-opts": [ "--libdir=/app/lib", "-Denable_gtk=true", "-Dwith_sysprofd=host" ],
             "buildsystem": "meson",
             "builddir": true,
             "cleanup": [ "/bin/*",