remove aarch64

Author: jason-yoon21

.github/workflows/CI.yml

@@ -22,11 +22,8 @@ jobs:
       fail-fast: false
       matrix:
         os: [windows-latest, macos-latest]
-        julia-arch: [x64, aarch64]
+        julia-arch: [x64]
         julia-version: ['1.10','1.11','1.12', 'lts']
-        exclude:
-          - os: windows-latest
-            julia-arch: aarch64 # No Julia aarch64 builds for Windows yet
 
     steps:
       - uses: actions/checkout@v4