chore: remove mac & windows from test-matrix

Author: foarsitter

.github/workflows/tests.yml

@@ -22,8 +22,6 @@ jobs:
           - { python: "3.9", os: "ubuntu-latest", session: "tests" }
           - { python: "3.8", os: "ubuntu-latest", session: "tests" }
           - { python: "3.7", os: "ubuntu-latest", session: "tests" }
-          - { python: "3.10", os: "windows-latest", session: "tests" }
-          - { python: "3.10", os: "macos-latest", session: "tests" }
           - { python: "3.10", os: "ubuntu-latest", session: "xdoctest" }
           - { python: "3.10", os: "ubuntu-latest", session: "docs-build" }