Commit abc6718 for stable-diffusion.cpp

commit abc6718455ebf7a0494d8890a159748078f65f47
Author: leejet <leejet714@gmail.com>
Date:   Mon Nov 9 01:10:48 2026 +0800

    fix(metal): reclaim completed transfer resources without blocking

diff --git a/ggml b/ggml
index 1e5639e..d803c23 160000
--- a/ggml
+++ b/ggml
@@ -1 +1 @@
-Subproject commit 1e5639ec8f3aa05c17ecddb039b86a09134ff03c
+Subproject commit d803c238f67915fb825a9aa4df27b99356d51597