darwin arm64 support (#25)

Author: error2215

.github/workflows/build.yml

@@ -25,7 +25,7 @@ jobs:
         uses: actions/checkout@v1
       - name: Bump version
         id: version_bump
-        uses: anothrNick/github-tag-action@1.13.0
+        uses: anothrNick/github-tag-action@1.38.0
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
           DEFAULT_BUMP: "patch"

build/darwin-arm64/librandomx.a

@@ -5,6 +5,7 @@ package randomy
 //#cgo linux,amd64 LDFLAGS:-L${SRCDIR}/build/linux-x86_64 -lm
 //#cgo linux,arm64 LDFLAGS:-L${SRCDIR}/build/linux-arm64 -lm
 //#cgo darwin,amd64 LDFLAGS:-L${SRCDIR}/build/darwin-x86_64 -lm
+//#cgo darwin,arm64 LDFLAGS:-L${SRCDIR}/build/darwin-arm64 -lm
 //#cgo windows,amd64 LDFLAGS:-L${SRCDIR}/build/windows-x86_64
 //#include <stdlib.h>
 //#include "randomy.h"
@@ -14,6 +15,7 @@ import (
 	"runtime"
 	"sync"
 	"unsafe"
+
 	"golang.org/x/sys/cpu"
 )