make save test more reliable

package.json

@@ -108,7 +108,7 @@
         "c9.ide.run": "#53d351200a",
         "c9.ide.run.build": "#0598fff697",
         "c9.ide.run.debug.xdebug": "#9956689819",
-        "c9.ide.save": "#f8aaf93ea1",
+        "c9.ide.save": "#1df7069554",
         "c9.ide.scm": "#ca3c94b84f",
         "c9.ide.terminal.monitor": "#1ccac33b0d",
         "c9.ide.test": "#a282ec1619",