Merge branch 'upstream' into concedo_experimental

# Conflicts:
#	.github/workflows/build-and-test-snapdragon.yml
#	.github/workflows/build-android.yml
#	.github/workflows/build-cache.yml
#	.github/workflows/build-cann.yml
#	.github/workflows/build-cross.yml
#	.github/workflows/build-openvino.yml
#	.github/workflows/build-riscv.yml
#	.github/workflows/build-sanitize.yml
#	.github/workflows/build-self-hosted.yml
#	.github/workflows/build-sycl.yml
#	.github/workflows/build-vulkan.yml
#	.github/workflows/build.yml
#	.github/workflows/release.yml
#	.github/workflows/server-sanitize.yml
#	ci/run.sh
#	docs/backend/SYCL.md
#	docs/backend/snapdragon/README.md
#	ggml/CMakeLists.txt
#	ggml/src/ggml-cuda/ggml-cuda.cu
#	ggml/src/ggml-hexagon/ggml-hexagon.cpp
#	ggml/src/ggml-hexagon/htp/CMakeLists.txt
#	ggml/src/ggml-hexagon/htp/cpy-ops.c
#	ggml/src/ggml-hexagon/htp/get-rows-ops.c
#	ggml/src/ggml-hexagon/htp/hmx-flash-attn-ops.c
#	ggml/src/ggml-hexagon/htp/htp-ctx.h
#	ggml/src/ggml-hexagon/htp/htp-ops.h
#	ggml/src/ggml-hexagon/htp/hvx-utils.h
#	ggml/src/ggml-hexagon/htp/main.c
#	ggml/src/ggml-hexagon/htp/rope-ops.c
#	ggml/src/ggml-hexagon/htp/set-rows-ops.c
#	ggml/src/ggml-hexagon/htp/unary-ops.c
#	ggml/src/ggml-sycl/common.hpp
#	ggml/src/ggml-sycl/ggml-sycl.cpp
#	ggml/src/ggml-webgpu/ggml-webgpu-shader-lib.hpp
#	ggml/src/ggml-webgpu/ggml-webgpu.cpp
#	ggml/src/ggml-webgpu/wgsl-shaders/common_decls.tmpl
#	ggml/src/ggml-webgpu/wgsl-shaders/mul_mat_vec.wgsl
#	ggml/src/ggml-webgpu/wgsl-shaders/mul_mat_vec_acc.tmpl
#	scripts/sync-ggml.last
#	tests/gguf-model-data.cpp
#	tests/test-backend-ops.cpp

ggml/include/ggml.h

@@ -1207,8 +1207,8 @@ extern "C" {
             struct ggml_context * ctx,
             struct ggml_tensor  * a);
 
-    // a - x
-    // b - dy
+    // a - dy
+    // b - x
     GGML_API struct ggml_tensor * ggml_silu_back(
             struct ggml_context * ctx,
             struct ggml_tensor  * a,