fix: regenerate tests with ruff-compliant output

- Regenerate test_endpoints_generated.py with fixed generator
- Add pyyaml dependency to generate step in workflow
- Add linting step for generated test file in workflow

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: mikipalet

.github/workflows/generate.yml

@@ -67,7 +67,7 @@ jobs:
       - name: Generate endpoint tests
         run: |
           echo "Starting endpoint tests generation..."
-          uv run python scripts/generate_endpoint_tests.py
+          uv run --with pyyaml python scripts/generate_endpoint_tests.py
           echo "Endpoint tests generation complete."
 
       - name: Run linter (fix formatting)
@@ -76,6 +76,8 @@ jobs:
           uv run ruff format src/late/resources/_generated/ || true
           uv run ruff check --fix src/late/mcp/generated_tools.py || true
           uv run ruff format src/late/mcp/generated_tools.py || true
+          uv run ruff check --fix tests/test_endpoints_generated.py || true
+          uv run ruff format tests/test_endpoints_generated.py || true
 
       - name: Run tests
         run: uv run pytest tests -v --tb=short || echo "Tests failed but continuing..."