remove unused coloredlogs, set default logging level ERROR for library

src/config.py

@@ -21,4 +21,4 @@ if not is_url_reachable(RULES_URL):
     raise LookupError(f"LUTZPYBOT rules url({RULES_URL}) is not reachable")
 
 logging.basicConfig(level=logging.INFO, format="%(asctime)s %(message)s", datefmt="%Y-%m-%d %H:%M:%S")
-logger.setLevel(logging.INFO)
+logger.setLevel(logging.ERROR)

src/robot.py

@@ -10,5 +10,4 @@ bot = AsyncTeleBot(
     "HTML",
     disable_web_page_preview=True,
     allow_sending_without_reply=True,
-    colorful_logs=True,
 )