Update core.py

Author: wannaphong

pythainlp/tokenize/core.py

@@ -49,8 +49,7 @@ def clause_tokenize(doc: List[str]) -> List[List[str]]:
 def word_detokenize(
     segments: Union[List[List[str]],
     List[str]],
-    output: str = "str"
-) -> Union[str, List[str]]:
+    output: str = "str") -> Union[str, List[str]]:
     """
     Word detokenizer.