[gnome-build-meta/kjellahl/libsigc-2-12] core-deps/libsigcplusplus-2.0.bst: Track libsigc++-2-12 branch

[Kjell Ahlstedt <kjellahl src gnome org>]

commit 8b350696014123c886f3147c74e1b067f4bce675
Author: Kjell Ahlstedt <kjellahlstedt gmail com>
Date:   Fri Jun 10 14:32:19 2022 +0200

    core-deps/libsigcplusplus-2.0.bst: Track libsigc++-2-12 branch

 elements/core-deps/libsigcplusplus-2.0.bst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/elements/core-deps/libsigcplusplus-2.0.bst b/elements/core-deps/libsigcplusplus-2.0.bst
index 62503390b..e5d53db38 100644
--- a/elements/core-deps/libsigcplusplus-2.0.bst
+++ b/elements/core-deps/libsigcplusplus-2.0.bst
@@ -2,7 +2,7 @@ kind: meson
 sources:
 - kind: git_tag
   url: github:libsigcplusplus/libsigcplusplus.git
-  track: libsigc++-2-10
+  track: libsigc++-2-12
 build-depends:
 - core-deps/graphviz.bst
 - core-deps/mm-common.bst