Add MyPy types packages.

These packages are needed for the newest versions of MyPy.

Author: HexDecimal

.github/workflows/python-lint.yml

@@ -23,7 +23,7 @@ jobs:
     - name: Install Python dependencies
       run: |
         python -m pip install --upgrade pip
-        python -m pip install flake8 mypy black isort pytest
+        python -m pip install flake8 mypy black isort pytest types-tabulate
         if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Fake initialize package
       run: |