fix: remove tree-sitter CLI installation from CI workflow

.gitea/workflows/ci.yml

@@ -14,16 +14,6 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: '3.11'
-      - name: Install dependencies
+      - run: pip install -e ".[dev]"
-        run: |
+      - run: pytest tests/ -v
-          pip install --upgrade pip
+      - run: ruff check .
-          pip install click rich jinja2 pyyaml pathspec tomli pytest pytest-cov tree-sitter tree-sitter-languages
-      - name: Install VibeGuard
-        run: |
-          pip install -e .
-      - name: Install Tree-sitter languages
-        run: |
-          pip install tree-sitter-languages
-      - name: Run tests
-        run: |
-          pytest tests/unit/test_patterns.py tests/unit/test_analyzers.py tests/integration/test_cli.py tests/integration/test_reports.py -v --cov=vibeguard