Rename ChainlitDataLayer to PostgresDataLayer.

Author: dokterbob

packages/data_layers/postgres/src/chainlit_postgres/data_layer.py

@@ -28,7 +28,7 @@
 ISO_FORMAT = "%Y-%m-%dT%H:%M:%S.%fZ"
 
 
-class ChainlitDataLayer(BaseDataLayer):
+class PostgresDataLayer(BaseDataLayer):
     def __init__(
         self,
         database_url: str,