[gnome-build-meta] Update SHA-256 for ibus module

[Michael Catanzaro <mcatanzaro src gnome org>]

commit 1bfce5ed591f935aecf409e62ea2cf4f086e0c4c
Author: Michael Catanzaro <mcatanzaro igalia com>
Date:   Wed Feb 14 08:52:37 2018 -0600

    Update SHA-256 for ibus module
    
    This is a GitHub *release* tarball, not one of the on-demand tag
    tarballs. Seems GitHub is becoming even more unfriendly for code
    hosting. :/

 elements/core-deps/ibus.bst | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/elements/core-deps/ibus.bst b/elements/core-deps/ibus.bst
index 1ce482a..27807ce 100644
--- a/elements/core-deps/ibus.bst
+++ b/elements/core-deps/ibus.bst
@@ -2,7 +2,7 @@ kind: autotools
 sources:
 - kind: tar
   url: github_tar:ibus/ibus/releases/download/1.5.17/ibus-1.5.17.tar.gz
-  ref: 55977ca458e8add750af5f9b76e1a524844cc3b0e2fad70ce153dd219a009d3c
+  ref: 0347a8055977ca458e8add750af5f9b76e1a524844cc3b0e2fad70ce153dd219
 depends:
 - core-deps/dconf.bst
 - core-deps/glib.bst