sync: update ggml, make cuda im2col a little faster

leejet · leejet · commit 5900ef6605c6 · 2025-08-03T01:29:40.000+08:00
diff --git a/ggml b/ggml
@@ -1 +1 @@
-Subproject commit b96890f3ab5ffbdbe56bc126df5366c34bd08d39
+Subproject commit 7dee1d6a1e7611f238d09be96738388da97c88ed
