chore: update ggml-backend-dl flag

Author: Minh141120

.github/workflows/menlo-build.yml

@@ -67,15 +67,15 @@ jobs:
           - os: "linux"
             name: "linux-common-cpus-x64"
             runs-on: "ubuntu-20-04"
-            cmake-flags: "-DLLAMA_CURL=OFF -DGGML_CPU_ALL_VARIANTS=ON  -DBUILD_SHARED_LIBS=OFF -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_BUILD_TYPE='Release' -GNinja"
+            cmake-flags: "-DLLAMA_CURL=OFF -DGGML_BACKEND_DL=ON -DGGML_CPU_ALL_VARIANTS=ON  -DBUILD_SHARED_LIBS=OFF -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_BUILD_TYPE='Release' -GNinja"
             run-e2e: false
             vulkan: false
             ccache: true
             ccache-dir: "/home/runner/.ccache"
           - os: "windows"
             name: "windows-common-cpus-x64"
             runs-on: "windows-cuda-12-0"
-            cmake-flags: "-DLLAMA_CURL=OFF -DGGML_CPU_ALL_VARIANTS=ON  -DBUILD_SHARED_LIBS=OFF -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_BUILD_TYPE='Release' -GNinja"
+            cmake-flags: "-DLLAMA_CURL=OFF -DGGML_BACKEND_DL=ON -DGGML_CPU_ALL_VARIANTS=ON  -DBUILD_SHARED_LIBS=OFF -DCMAKE_CXX_COMPILER_LAUNCHER=ccache -DCMAKE_C_COMPILER_LAUNCHER=ccache -DCMAKE_BUILD_TYPE='Release' -GNinja"
             run-e2e: false
             vulkan: false
             ccache: false