sqlite3: add deterministic parameter to create_function (#3620)

stdlib/2and3/sqlite3/dbapi2.pyi

@@ -129,7 +129,10 @@ class Connection(object):
     def commit(self) -> None: ...
     def create_aggregate(self, name: str, num_params: int, aggregate_class: type) -> None: ...
     def create_collation(self, name: str, callable: Any) -> None: ...
-    def create_function(self, name: str, num_params: int, func: Any) -> None: ...
+    if sys.version_info >= (3, 8):
+        def create_function(self, name: str, num_params: int, func: Any, *, deterministic: bool = ...) -> None: ...
+    else:
+        def create_function(self, name: str, num_params: int, func: Any) -> None: ...
     def cursor(self, cursorClass: Optional[type] = ...) -> Cursor: ...
     def execute(self, sql: str, parameters: Iterable[Any] = ...) -> Cursor: ...
     # TODO: please check in executemany() if seq_of_parameters type is possible like this