Bug 1434782 - Mark updater tests as passing on Windows coverage builds. r=jmaher

--HG--
extra : rebase_source : da2723bd6023c7281b34057e680fdfb3abb0ba20

toolkit/mozapps/update/tests/unit_service_updater/xpcshell.ini

@@ -7,7 +7,6 @@
 [DEFAULT]
 tags = appupdate
 head = head_update.js
-fail-if = os == 'win' && ccov
 
 [bootstrapSvc.js]
 run-sequentially = Uses the Mozilla Maintenance Service.