ci: revert isort workaround

Author: terriko

.github/workflows/pythonapp.yml

@@ -24,12 +24,12 @@ jobs:
       - name: Install pre-commit
         run: |
           python -m pip install --upgrade pip
-          python -m pip install --upgrade setuptools wheel
           python -m pip install --upgrade pre-commit
           pre-commit install
       - name: Install cve-bin-tool if needed
         if: ${{ matrix.tool == 'format_checkers' }}
         run: |
+          python -m pip install --upgrade setuptools wheel
           python -m pip install .
       - name: Run ${{ matrix.tool }}
         run: |