Fix binding of File::get_sha256()

Fix #5698

core/bind/core_bind.cpp

@@ -1802,7 +1802,7 @@ void _File::_bind_methods() {
 	ObjectTypeDB::bind_method(_MD("get_line"),&_File::get_line);
 	ObjectTypeDB::bind_method(_MD("get_as_text"),&_File::get_as_text);
 	ObjectTypeDB::bind_method(_MD("get_md5","path"),&_File::get_md5);
-	ObjectTypeDB::bind_method(_MD("get_sha256","path"),&_File::get_md5);
+	ObjectTypeDB::bind_method(_MD("get_sha256","path"),&_File::get_sha256);
 	ObjectTypeDB::bind_method(_MD("get_endian_swap"),&_File::get_endian_swap);
 	ObjectTypeDB::bind_method(_MD("set_endian_swap","enable"),&_File::set_endian_swap);
 	ObjectTypeDB::bind_method(_MD("get_error:Error"),&_File::get_error);