Revert "Link Shelly device entry with Shelly BT scanner entry (#144626)" (#145177)

This reverts commit b15c9ad130.

tests/components/shelly/test_coordinator.py

@@ -1078,21 +1078,3 @@ async def test_xmod_model_lookup(
     )
     assert device
     assert device.model == xmod_model
-
-
-async def test_device_entry_bt_address(
-    hass: HomeAssistant,
-    device_registry: dr.DeviceRegistry,
-    mock_rpc_device: Mock,
-) -> None:
-    """Check if BT address is added to device entry connections."""
-    entry = await init_integration(hass, 2)
-
-    device = device_registry.async_get_device(
-        identifiers={(DOMAIN, entry.entry_id)},
-        connections={(dr.CONNECTION_NETWORK_MAC, dr.format_mac(entry.unique_id))},
-    )
-
-    assert device
-    assert len(device.connections) == 2
-    assert (dr.CONNECTION_BLUETOOTH, "12:34:56:78:9A:BE") in device.connections