Fix delimiterLazyShow attribute

dj_cleavejs/widgets.py

@@ -16,7 +16,7 @@ class CleaveWidget(TextInput):
     blocks: Optional[Sequence[int]] = None
     delimiter: Optional[str] = None
     delimiters: Optional[Sequence[str]] = None
-    delimiter_lazy_show: bool = True
+    delimiterLazyShow: Optional[bool] = None
 
     attrs: InitVar[Optional[Dict[str, str]]] = None