AZP's Docker is no longer compatible with quite a few of the Docker versions needed for tests, so use GHA whenever possible (#1262)

* Move all non-remote tests to GHA.

* GitHub reverted this change.

.github/workflows/nox.yml

@@ -30,29 +30,5 @@ jobs:
       upload-codecov-pr: false
       upload-codecov-push: false
       upload-codecov-schedule: true
-      max-ansible-core: "2.17"
-      # For some reason GitHub decided to bump Docker on the ubuntu-24.04 image,
-      # which is not compatible with podman and various other things.
-      pre-test-cmd-integration: |-
-        # See https://docs.docker.com/engine/install/ubuntu/.
-
-        # Add Docker's official GPG key:
-        sudo apt update
-        sudo apt install ca-certificates curl
-        sudo install -m 0755 -d /etc/apt/keyrings
-        sudo curl -fsSL https://download.docker.com/linux/ubuntu/gpg -o /etc/apt/keyrings/docker.asc
-        sudo chmod a+r /etc/apt/keyrings/docker.asc
-
-        # Add the repository to Apt sources:
-        sudo tee /etc/apt/sources.list.d/docker.sources <<EOF
-        Types: deb
-        URIs: https://download.docker.com/linux/ubuntu
-        Suites: $(. /etc/os-release && echo "${UBUNTU_CODENAME:-$VERSION_CODENAME}")
-        Components: stable
-        Signed-By: /etc/apt/keyrings/docker.asc
-        EOF
-
-        sudo apt update
-        sudo apt-get install -y --allow-downgrades docker-ce-cli=5:28.0.4-1~ubuntu.24.04~noble docker-ce=5:28.0.4-1~ubuntu.24.04~noble
     secrets:
       CODECOV_TOKEN: ${{ secrets.CODECOV_TOKEN }}