[gnome-build-meta/mcatanzaro/certificate-apocalypse] Update freedesktop-sdk to resolve gnutls#1008

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 73914a10a0e01a68861e04d3c78184a15e1e593f
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Mon Jun 1 09:37:41 2020 -0500

    Update freedesktop-sdk to resolve gnutls#1008

 junction.refs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/junction.refs b/junction.refs
index eb8c1e03..d77f008a 100644
--- a/junction.refs
+++ b/junction.refs
@@ -1,6 +1,6 @@
 projects:
   gnome:
     freedesktop-sdk.bst:
-    - ref: freedesktop-sdk-19.08beta.9-808-g722d7bebd56338026b257d6cd5e7408c76b265f3
+    - ref: freedesktop-sdk-19.08beta.9-958-g6d99630378fe175735872c08af7b28701be11a7f
     openh264-extension.bst:
     - ref: openh264-2.0.0-3-32-gf855a9e434f18734cdb3bb8143d97f61de8e6add