Removed downstream qtconsole tests from CI

.github/workflows/downstream.yml

@@ -81,43 +81,6 @@ jobs:
           pip install -e ".[test]"
           python -m unittest -v
 
-  qtconsole:
-    runs-on: ubuntu-latest
-    timeout-minutes: 20
-    steps:
-      - name: Checkout
-        uses: actions/checkout@v4
-
-      - name: Setup Python
-        uses: actions/setup-python@v5
-        with:
-          python-version: "3.10"
-          architecture: "x64"
-
-      - name: Install System Packages
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y --no-install-recommends '^libxcb.*-dev' libx11-xcb-dev libglu1-mesa-dev libxrender-dev libxi-dev libxkbcommon-dev libxkbcommon-x11-dev
-
-      - name: Install qtconsole dependencies
-        shell: bash -l {0}
-        run: |
-          cd ${GITHUB_WORKSPACE}/..
-          git clone https://github.com/jupyter/qtconsole.git
-          cd qtconsole
-          ${pythonLocation}/bin/python -m pip install -e ".[test]"
-          ${pythonLocation}/bin/python -m pip install pyqt5
-
-      - name: Install Jupyter-Client changes
-        shell: bash -l {0}
-        run: ${pythonLocation}/bin/python -m pip install -e .
-
-      - name: Test qtconsole
-        shell: bash -l {0}
-        run: |
-          cd ${GITHUB_WORKSPACE}/../qtconsole
-          xvfb-run --auto-servernum ${pythonLocation}/bin/python -m pytest -x -vv -s --full-trace --color=yes qtconsole
-
   downstreams_check: # This job does nothing and is only used for the branch protection
     if: always()
     needs:
@@ -126,7 +89,6 @@ jobs:
       - nbconvert
       - jupyter_server
       - jupyter_kernel_test
-      - qtconsole
     runs-on: ubuntu-latest
     steps:
       - name: Decide whether the needed jobs succeeded or failed