Disable arm64 for test phase

The runners are x86 so we can only run binaries that match.

.github/workflows/test.yaml

@@ -79,7 +79,7 @@ jobs:
     strategy:
       matrix:
         os: [ubuntu-latest, macos-latest, windows-latest]
-        arch: [amd64, arm64]
+        arch: [amd64]
         exclude:
           - os: ubuntu-latest
             arch: arm64