Mark test requiring ollama server as xfail (#10)

Should only run these locally for now

tests/test_api.py

@@ -18,7 +18,7 @@ async def initialized_app():
         del app.state.chatbot
 
 
-@pytest.mark.asyncio
+@pytest.mark.xfail
 async def test_hello_world(initialized_app):
     """Hello world test for the API"""
     async with AsyncClient(

tests/tools/test_summarize.py

@@ -16,6 +16,7 @@ TEST_IMAGE_URL = "https://petapixel.com/assets/uploads/2022/08/French-Officials-
         (TEST_IMAGE_URL, "building"),
     ],
 )
+@pytest.mark.xfail
 def test_summarize_sat_img(img_url, summary):
     command = summarize_sat_img.invoke(
         ToolCall(