CI: Fix codecov and macOS arch

Author: christiangnrd

.github/workflows/ci.yml

@@ -34,7 +34,7 @@ jobs:
             arch: x64
           - os: macos-latest
             version: '1'
-            arch: x64
+            arch: aarch64
     steps:
       - uses: actions/checkout@v4
       - uses: julia-actions/setup-julia@v2
@@ -48,7 +48,7 @@ jobs:
       - uses: julia-actions/julia-processcoverage@v1
       - uses: codecov/codecov-action@v5
         with:
-          file: lcov.info
+          files: lcov.info
   docs:
     name: Documentation
     runs-on: ubuntu-latest