Remove watchdog and tqdm dependencies, replace with logging

- Remove watchdog (unused) and tqdm from pyproject.toml dependencies
- Replace tqdm.gather() with asyncio.gather() + logger.info() in
  image_fetcher, floorplan_detector, and route_calculator services
- Replace tqdm progress bar with logger.info() in listing_repository
- Remove tqdm from mypy ignore_missing_imports overrides

services/image_fetcher.py

@@ -8,7 +8,6 @@ import aiohttp
 from rec.exceptions import FloorplanDownloadError
 from repositories import ListingRepository
 from tenacity import retry, stop_after_attempt, wait_random
-from tqdm.asyncio import tqdm
 
 from models import Listing
 
@@ -26,13 +25,15 @@ async def dump_images(
 ) -> None:
     """Download floorplan images for all listings."""
     listings = await repository.get_listings()
+    logger.info("Downloading images for %d listings", len(listings))
     async with aiohttp.ClientSession() as session:
-        updated_listings = await tqdm.gather(
+        updated_listings = await asyncio.gather(
             *[
                 dump_images_for_listing(listing, image_base_path, session=session)
                 for listing in listings
             ]
         )
+    logger.info("Finished downloading images for %d listings", len(listings))
     await repository.upsert_listings(
         [listing for listing in updated_listings if listing is not None]
     )