[CI] Remove tests

.github/workflows/integration_tests.yml

@@ -1,63 +0,0 @@
-name: mailcow Integration Tests
-
-on:
-  push:
-    branches: [ "master", "staging" ]
-  workflow_dispatch:
-
-permissions:
-  contents: read
-
-jobs:
-  integration_tests:
-    runs-on: ubuntu-latest
-    steps:
-      - name: Setup Ansible
-        run: |
-          export DEBIAN_FRONTEND=noninteractive
-          sudo apt-get update
-          sudo apt-get install python3 python3-pip git
-          sudo pip3 install ansible
-      - name: Prepair Test Environment
-        run: |
-          git clone https://github.com/mailcow/mailcow-integration-tests.git --branch $(curl -sL https://api.github.com/repos/mailcow/mailcow-integration-tests/releases/latest | jq -r '.tag_name') --single-branch .
-          ./fork_check.sh
-          ./ci.sh
-          ./ci-pip-requirements.sh
-        env:
-          VAULT_PW: ${{ secrets.MAILCOW_TESTS_VAULT_PW }}
-          VAULT_FILE: ${{ secrets.MAILCOW_TESTS_VAULT_FILE }}
-      - name: Start Integration Test Server
-        run: |
-          ./fork_check.sh
-          ansible-playbook mailcow-start-server.yml --diff
-        env:
-          PY_COLORS: '1'
-          ANSIBLE_FORCE_COLOR: '1'
-          ANSIBLE_HOST_KEY_CHECKING: 'false'
-      - name: Setup Integration Test Server
-        run: |
-          ./fork_check.sh
-          sleep 30
-          ansible-playbook mailcow-setup-server.yml --private-key id_ssh_rsa --diff
-        env:
-          PY_COLORS: '1'
-          ANSIBLE_FORCE_COLOR: '1'
-          ANSIBLE_HOST_KEY_CHECKING: 'false'
-      - name: Run Integration Tests
-        run: |
-          ./fork_check.sh
-          ansible-playbook mailcow-integration-tests.yml --private-key id_ssh_rsa --diff
-        env:
-          PY_COLORS: '1'
-          ANSIBLE_FORCE_COLOR: '1'
-          ANSIBLE_HOST_KEY_CHECKING: 'false'
-      - name: Delete Integration Test Server
-        if: always()
-        run: |
-          ./fork_check.sh
-          ansible-playbook mailcow-delete-server.yml --diff
-        env:
-          PY_COLORS: '1'
-          ANSIBLE_FORCE_COLOR: '1'
-          ANSIBLE_HOST_KEY_CHECKING: 'false'