Remove pre-commit job from workflow

The pre-commit checks are now handled by pre-commit.ci, so the
dedicated workflow job is no longer needed.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

Author: RonnyPfannschmidt

.github/workflows/main.yml

@@ -24,12 +24,3 @@ jobs:
       run: python -m pip install --upgrade pip hatch hatch-vcs
     - name: Run tests
       run: hatch run +py=${{ matrix.python }} test:default --color=yes
-
-  pre-commit:
-    runs-on: ubuntu-latest
-    steps:
-    - uses: actions/checkout@v4
-    - uses: actions/setup-python@v5
-      with:
-        python-version: 3.x
-    - uses: pre-commit/action@v3.0.1