add aarch64 mac to CI (#21)

Author: Krastanov

.github/workflows/ci.yml

@@ -25,6 +25,11 @@ jobs:
           - windows-latest
         arch:
           - x64
+        include:
+          - arch: aarch64
+            os: macos-latest
+            version: '1'
+            threads: '1'
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v2