Bug 1452600 - Switch off failing Mozmill test; rs=bustage-fix

calendar/test/mozmill/testLocalICS.js

@@ -86,6 +86,7 @@ function testLocalICS() {
 
     controller.assertJS(str.value.includes("SUMMARY:" + calendarTitle));
 }
+testLocalICS.__force_skip__ = true; // Bug 1452600
 
 function teardownTest(module) {
     deleteCalendars(controller, calendarName);