ggml : fix SPM package headers

Author: ggerganov

Package.swift

@@ -28,7 +28,7 @@ let package = Package(
             resources: [
                 .process("src/ggml-metal.metal")
             ],
-            publicHeadersPath: "include/ggml",
+            publicHeadersPath: "spm-headers",
             cSettings: [
                 .unsafeFlags(["-Wno-shorten-64-to-32", "-O3", "-DNDEBUG"]),
                 .define("GGML_USE_ACCELERATE"),

spm-headers/ggml-alloc.h

@@ -0,0 +1 @@
+../include/ggml/ggml-alloc.h

spm-headers/ggml-backend.h

@@ -0,0 +1 @@
+../include/ggml/ggml-backend.h

spm-headers/ggml.h

@@ -0,0 +1 @@
+../include/ggml/ggml.h

spm-headers/module.modulemap

@@ -0,0 +1,7 @@
+module ggml {
+    header "ggml.h"
+    header "ggml-alloc.h"
+    header "ggml-backend.h"
+
+    export *
+}