Update Documentation

Edits in bitia-cli documentation with tagged-sectons for installation an configurations

bitia/__init__.py

@@ -8,7 +8,7 @@ import logging
 from rich.logging import RichHandler
 import logging.handlers
 
-log_level = os.environ.get("BITIA_LOGLEVEL", "NOTSET").upper()
+log_level = os.environ.get("BITIA_LOGLEVEL", "WARNING").upper()
 logging.basicConfig(
     format="%(message)s",
     level=log_level,