[gnome-build-meta/mcatanzaro/fdkaac] Update freedesktop-sdk again

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 15eb63be6ab8cb38f2ee416bbfb9cb7f31a850bb
Author: Michael Catanzaro <mcatanzaro posteo net>
Date:   Sat Jun 29 02:54:18 2019 +0000

    Update freedesktop-sdk again

 junction.refs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/junction.refs b/junction.refs
index b12aab81..4be91c4f 100644
--- a/junction.refs
+++ b/junction.refs
@@ -1,4 +1,4 @@
 projects:
   gnome:
     freedesktop-sdk.bst:
-    - ref: freedesktop-sdk-19.08beta.0.1-7-geb38d225ec0bde6b075b0fde4734123176dcdbd9
+    - ref: freedesktop-sdk-19.08beta.0.1-13-ge42b0ce658671ad2802a5c0202c98ec00c8aab5c
\ No newline at end of file