Bug 1260548: Follow-up: Fix skip-if typo that was the real problem. r=me CLOSED TREE

MozReview-Commit-ID: 4K6VYbNxIg9

--HG--
extra : amend_source : 1f47f7a5d8606178091132028d839bfcd41428df

mobile/android/components/extensions/test/mochitest/mochitest.ini

@@ -18,7 +18,7 @@ tags = webextensions
 [test_ext_tabs_events.html]
 [test_ext_tabs_executeScript.html]
 [test_ext_tabs_executeScript_bad.html]
-skip_if = true # Currently fails in emulator runs
+skip-if = true # Currently fails in emulator runs
 [test_ext_tabs_executeScript_good.html]
 [test_ext_tabs_executeScript_no_create.html]
 [test_ext_tabs_executeScript_runAt.html]