remove podman steps

.github/workflows/container-image.yml

@@ -95,27 +95,6 @@ jobs:
       with:
         servers: '[{"id": "github", "username": "dummy", "password": "${{ secrets.GITHUB_TOKEN }}"}]'
         githubServer: false
-    - name: Install podman v4
-      run: |
-        echo "deb $OPENSUSE_UNOFFICIAL_LIBCONTAINERS_SOURCE_URL/ /" | sudo tee /etc/apt/sources.list.d/devel:kubic:libcontainers:unstable.list
-        curl -fsSL $OPENSUSE_UNOFFICIAL_LIBCONTAINERS_KEY_URL | gpg --dearmor | sudo tee /etc/apt/trusted.gpg.d/devel_kubic_libcontainers_unstable.gpg > /dev/null
-        sudo apt -y purge podman
-        sudo apt update && sudo apt -y install podman
-    - name: Emulate docker with podman
-      run: |
-        mkdir -p $HOME/.bin
-        cat <(echo '#!/usr/bin/env bash') <(echo 'exec podman "$@"') > $HOME/.bin/docker
-        chmod +x $HOME/.bin/docker
-        echo "PATH=$HOME/.bin:$PATH" >> "$GITHUB_ENV"
-    - name: Set up testcontainers for podman
-      run: |
-        echo ryuk.container.privileged=true > ~/.testcontainers.properties
-        echo docker.client.strategy=org.testcontainers.dockerclient.UnixSocketClientProviderStrategy >> ~/.testcontainers.properties
-        echo testcontainers.reuse.enable=false >> ~/.testcontainers.properties
-    - name: Start Podman API
-      run: systemctl --user enable --now podman.socket
-    - name: Set DOCKER_HOST environment variable
-      run: echo "DOCKER_HOST=unix:///run/user/$(id -u)/podman/podman.sock" >> "$GITHUB_ENV"
     - name: Build application
       run: ./mvnw -B -U -Dio.cryostat.agent.version=${{ env.agent-version }} clean verify
       env: