lock setuptools<80 in typing tests

Author: T4rk1n

.github/workflows/typing-tests.yml

@@ -29,7 +29,8 @@ jobs:
 
       - name: Install Python dependencies including project in editable mode with extras
         run: |
-          python -m pip install --upgrade pip setuptools wheel
+          python -m pip install --upgrade pip wheel
+          pip install "setuptools<80.0.0"
           pip install -e .[ci,testing,dev]
 
       - name: Build project (JS/CSS, etc.)