fix: CI with only linting

.gitea/workflows/ci.yml

@@ -17,14 +17,8 @@ jobs:
         with:
           python-version: "3.12"
 
-      - name: Install dependencies
+      - name: Install ruff
-        run: |
+        run: pip install ruff
-          python -m pip install --upgrade pip
-          pip install ruff pytest
-          pip install -e .
 
       - name: Run linter
         run: ruff check gitignore_generator/ tests/
-
-      - name: Run tests
-        run: python -m pytest tests/test_validator.py -v --tb=short