sandbox: Use exile_vows_from_str() for seccomp policy

sandbox/sandbox-linux.cpp

@@ -55,10 +55,7 @@ bool SandboxLinux::enable(std::vector<std::string> fsPaths)
 	policy->not_dumpable = 1;
 	policy->no_new_privs = 1;
 	policy->mount_path_policies_to_chroot = 1;
-	policy->vow_promises = EXILE_SYSCALL_VOW_STDIO | EXILE_SYSCALL_VOW_WPATH | EXILE_SYSCALL_VOW_CPATH |
-						   EXILE_SYSCALL_VOW_RPATH | EXILE_SYSCALL_VOW_INET | EXILE_SYSCALL_VOW_UNIX |
-						   EXILE_SYSCALL_VOW_THREAD;
-
+	policy->vow_promises = exile_vows_from_str("stdio wpath cpath rpath inet unix thread");
 	if(exile_enable_policy(policy) != 0)
 	{
 		Logger::error() << "Sandbox: Activation of exile failed!";