vows map: Add memfd_create, rseq

exile.c

@@ -274,10 +274,12 @@ static struct syscall_vow_map exile_vow_map[] =
 	{EXILE_SYS(sched_getattr), EXILE_SYSCALL_VOW_SCHED},
 	{EXILE_SYS(renameat2), EXILE_SYSCALL_VOW_CPATH},
 	{EXILE_SYS(getrandom), EXILE_SYSCALL_VOW_STDIO},
+	{EXILE_SYS(memfd_create), EXILE_SYSCALL_VOW_STDIO},
 	{EXILE_SYS(execveat), EXILE_SYSCALL_VOW_EXEC},
 	{EXILE_SYS(mlock2), EXILE_SYSCALL_VOW_STDIO},
 	{EXILE_SYS(copy_file_range), EXILE_SYSCALL_VOW_STDIO},
 	{EXILE_SYS(statx), EXILE_SYSCALL_VOW_RPATH},
+	{EXILE_SYS(rseq), EXILE_SYSCALL_VOW_THREAD},
 	{EXILE_SYS(clone3), EXILE_SYSCALL_VOW_CLONE},
 	{EXILE_SYS(close_range), EXILE_SYSCALL_VOW_STDIO},
 	{EXILE_SYS(openat2), EXILE_SYSCALL_VOW_RPATH|EXILE_SYSCALL_VOW_WPATH},