fix prospector

.github/workflows/prospector.yml

@@ -18,7 +18,7 @@ jobs:
     - name: Install dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install prospector[with_mypy] prospector[with_vulture] types-requests types-python-dateutil types-PyYAML
+        python -m pip install prospector[with_mypy] prospector[with_vulture] types-requests types-python-dateutil types-PyYAML mypy vulture
         python -m pip install -r requirements.txt
     - name: Analysing the code with prospector
       run: prospector  --with-tool vulture  --with-tool mypy --strictness veryhigh --max-line-length 200 *.py