llama-cpp: remove workaround for local-ai (#450840)

pkgs/by-name/ll/llama-cpp/package.nix

@@ -91,19 +91,6 @@ effectiveStdenv.mkDerivation (finalAttrs: {
 
   patches = lib.optionals vulkanSupport [ ./disable_bfloat16.patch ];
 
-  postPatch = ''
-    # Workaround for local-ai package which overrides this package to an older llama-cpp
-    if [ -f ./ggml/src/ggml-metal.m ]; then
-      substituteInPlace ./ggml/src/ggml-metal.m \
-        --replace-fail '[bundle pathForResource:@"ggml-metal" ofType:@"metal"];' "@\"$out/bin/ggml-metal.metal\";"
-    fi
-
-    if [ -f ./ggml/src/ggml-metal/ggml-metal.m ]; then
-      substituteInPlace ./ggml/src/ggml-metal/ggml-metal.m \
-        --replace-fail '[bundle pathForResource:@"ggml-metal" ofType:@"metal"];' "@\"$out/bin/ggml-metal.metal\";"
-    fi
-  '';
-
   nativeBuildInputs = [
     cmake
     ninja

pkgs/by-name/lo/local-ai/package.nix

@@ -112,7 +112,7 @@ let
           hash = "sha256-b9B5I3EbBFrkWc6RLXMWcCRKayyWjlGuQrogUcrISrc=";
           fetchSubmodules = true;
         };
-        postPatch = prev.postPatch + ''
+        postPatch = ''
           cd examples
           cp -r --no-preserve=mode ${src}/backend/cpp/llama grpc-server
           cp llava/clip* llava/llava.* grpc-server