Remove redundancy in macOS jobs
I don't think we need to test the same OS twice or the same configuration twice. This is similar to .github/workflows/ubuntu.yml.
I also tweaked the label of Slack notifications.
Remove redundancy in macOS jobs
I don't think we need to test the same OS twice or the same
configuration twice. This is similar to .github/workflows/ubuntu.yml.
I also tweaked the label of Slack notifications.