Move unsafe_file_write parameter to DEFAULT_CONFIGURATION (#2413)

Author: sfc-gh-pczajka

src/snowflake/connector/connection.py

@@ -373,6 +373,10 @@ def _get_private_bytes_from_file(
         str,
         # SNOW-2096721: External (Spark) session ID
     ),
+    "unsafe_file_write": (
+        False,
+        bool,
+    ),  # SNOW-1944208: add unsafe write flag
     _VARIABLE_NAME_SERVER_DOP_CAP_FOR_FILE_TRANSFER: (
         _DEFAULT_VALUE_SERVER_DOP_CAP_FOR_FILE_TRANSFER,  # default value
         int,  # type
@@ -1410,11 +1414,6 @@ def __config(self, **kwargs):
             if "host" not in kwargs:
                 self._host = construct_hostname(kwargs.get("region"), self._account)
 
-        if "unsafe_file_write" in kwargs:
-            self._unsafe_file_write = kwargs["unsafe_file_write"]
-        else:
-            self._unsafe_file_write = False
-
         logger.info(
             f"Connecting to {_DOMAIN_NAME_MAP.get(extract_top_level_domain_from_hostname(self._host), 'GLOBAL')} Snowflake domain"
         )