refactor: remove input data limit from _get_dfs method

Author: jirhiker

transfers/waterlevels_transducer_transfer.py

@@ -58,7 +58,6 @@ def __init__(self, *args, **kw):
 
     def _get_dfs(self):
         input_df = read_csv(self.source_table, parse_dates=["DateMeasured"])
-        input_df = input_df[:1000]
         cleaned_df = filter_to_valid_point_ids(input_df)
         cleaned_df = cleaned_df.sort_values(by=["PointID"])