Update ggml

diff --git a/sources/ggml b/sources/ggml
index ade6a9cdffbc8cb0ea9768b0aa7736a3b00cc891..102712847ec0c0105ea240b9b3a2a7233387dc7c 160000 (submodule)
--- a/sources/ggml
+++ b/sources/ggml
@@ -1 +1 @@
-Subproject commit ade6a9cdffbc8cb0ea9768b0aa7736a3b00cc891
+Subproject commit 102712847ec0c0105ea240b9b3a2a7233387dc7c