fix exception string in writer.py

The exception message is ambiguous as it interchanges the table and data schemas.

python/deltalake/writer.py

@@ -182,7 +182,7 @@ def write_deltalake(
         ):
             raise ValueError(
                 "Schema of data does not match table schema\n"
-                f"Table schema:\n{schema}\nData Schema:\n{table.schema().to_pyarrow()}"
+                f"Data schema:\n{schema}\nTable Schema:\n{table.schema().to_pyarrow()}"
             )
 
         if mode == "error":