fix: demote tokenizer log from warning to debug (#1845)

This is warning against functionality that will be removed in the
future. Could remove the log, but will keep around as debug just in-case

Author: collindutter

griptape/tokenizers/base_tokenizer.py

@@ -35,6 +35,7 @@ def __attrs_post_init__(self) -> None:
                 self.max_input_tokens = self._default_max_input_tokens()
 
             if self.max_output_tokens is None:
+                # TODO(collin): https://github.com/griptape-ai/griptape/issues/1844
                 self.max_output_tokens = self._default_max_output_tokens()
 
     def count_input_tokens_left(self, text: str) -> int:
@@ -87,7 +88,7 @@ def _default_max_output_tokens(self) -> int:
         )
 
         if tokens is None:
-            logging.warning(
+            logging.debug(
                 "Model %s not found in MODEL_PREFIXES_TO_MAX_OUTPUT_TOKENS, using default value of %s.",
                 self.model,
                 self.DEFAULT_MAX_OUTPUT_TOKENS,