[gnome-build-meta] Build libhandy-0 from tarball again

[Michael Catanzaro <mcatanzaro src gnome org>]

commit f1520a7cf2640a3d05109ee4ed88ac746eb0a9a2
Author: Michael Catanzaro <mcatanzaro gnome org>
Date:   Mon Jul 6 17:14:22 2020 -0500

    Build libhandy-0 from tarball again
    
    This element cannot track git because it has no tarball releases on
    download.gnome.org. (All such releases are for the new libhandy 1.0
    API.) Since convert-to-tarballs can't handle it, it has to start out as
    a tarball.

 elements/core-deps/libhandy-0.bst | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)
---
diff --git a/elements/core-deps/libhandy-0.bst b/elements/core-deps/libhandy-0.bst
index 1d187368..1a001516 100644
--- a/elements/core-deps/libhandy-0.bst
+++ b/elements/core-deps/libhandy-0.bst
@@ -1,8 +1,7 @@
 kind: meson
 sources:
-- kind: git_tag
-  url: gitlab_gnome_org:GNOME/libhandy.git
-  track: libhandy-0-0
+- kind: tar
+  url: https://source.puri.sm/Librem5/libhandy/-/archive/v0.0.13/libhandy-v0.0.13.tar.bz2
 build-depends:
 - sdk/gtk-doc.bst
 - sdk/vala.bst