chore: fix typo

Author: xmatthias

freqtrade/data/history/datahandlers/idatahandler.py

@@ -552,7 +552,7 @@ def get_datahandlerclass(datatype: str) -> type[IDataHandler]:
         from .hdf5datahandler import HDF5DataHandler
 
         logger.warning(
-            "DEPRECATED: The hdf5 dataformat is deprecated and will be removed in a the "
+            "DEPRECATED: The hdf5 dataformat is deprecated and will be removed in the "
             "next release. "
             "Please use the convert-data command to convert your data to a supported format."
             "We recommend using the feather format, as it is faster and is more space-efficient."