Add intent integration to expose intent handle API (#29124)

* Add intent integration to expose intent handle API.

* Run hassfest + fix scaffolding

* Update __init__.py

tests/components/conversation/test_init.py

@@ -129,52 +129,6 @@ async def test_http_processing_intent(hass, hass_client, hass_admin_user):
     }
 
 
-async def test_http_handle_intent(hass, hass_client, hass_admin_user):
-    """Test handle intent via HTTP API."""
-
-    class TestIntentHandler(intent.IntentHandler):
-        """Test Intent Handler."""
-
-        intent_type = "OrderBeer"
-
-        async def async_handle(self, intent):
-            """Handle the intent."""
-            assert intent.context.user_id == hass_admin_user.id
-            response = intent.create_response()
-            response.async_set_speech(
-                "I've ordered a {}!".format(intent.slots["type"]["value"])
-            )
-            response.async_set_card(
-                "Beer ordered", "You chose a {}.".format(intent.slots["type"]["value"])
-            )
-            return response
-
-    intent.async_register(hass, TestIntentHandler())
-
-    result = await async_setup_component(
-        hass,
-        "conversation",
-        {"conversation": {"intents": {"OrderBeer": ["I would like the {type} beer"]}}},
-    )
-    assert result
-
-    client = await hass_client()
-    resp = await client.post(
-        "/api/conversation/handle",
-        json={"name": "OrderBeer", "data": {"type": "Belgian"}},
-    )
-
-    assert resp.status == 200
-    data = await resp.json()
-
-    assert data == {
-        "card": {
-            "simple": {"content": "You chose a Belgian.", "title": "Beer ordered"}
-        },
-        "speech": {"plain": {"extra_data": None, "speech": "I've ordered a Belgian!"}},
-    }
-
-
 @pytest.mark.parametrize("sentence", ("turn on kitchen", "turn kitchen on"))
 async def test_turn_on_intent(hass, sentence):
     """Test calling the turn on intent."""