test: loosen timeout in spawnsync-test for FreeBSD

PR-URL: #332
Reviewed-By: Ben Noordhuis <[email protected]>

Author: indutny

test/parallel/test-child-process-spawnsync-timeout.js

@@ -4,7 +4,7 @@ var assert = require('assert');
 var spawnSync = require('child_process').spawnSync;
 
 var TIMER = 200;
-var SLEEP = 1000;
+var SLEEP = 5000;
 
 switch (process.argv[2]) {
   case 'child':