[gnome-build-meta] elements/sdk/libsecret.bst: Fix syntax

[Javier Jardón Cabezas <jjardon src gnome org>]

commit e305ed90de7d24e6285f860b688df852fcb90db2
Author: Javier Jardón <jjardon gnome org>
Date:   Thu Sep 5 00:19:54 2019 +0100

    elements/sdk/libsecret.bst: Fix syntax
    
    This completes 078ceca5146f15a3cd4c1a56f7a33baebf37e10e

 elements/sdk/libsecret.bst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/elements/sdk/libsecret.bst b/elements/sdk/libsecret.bst
index 00c8c529..2a5fd507 100644
--- a/elements/sdk/libsecret.bst
+++ b/elements/sdk/libsecret.bst
@@ -1,6 +1,6 @@
 kind: autotools
 sources:
-- kind: git_tag
+- kind: tar
   url: gnome_downloads:libsecret/0.18/libsecret-0.18.8.tar.xz
 depends:
 - sdk/glib.bst