fix translation

Author: lunny

options/locale/locale_en-US.ini

@@ -983,7 +983,7 @@ pulls.invalid_merge_option = You cannot use this merge option for this pull requ
 pulls.open_unmerged_pull_exists = `You cannot perform a reopen operation because there is a pending pull request (#%d) with identical properties.`
 pulls.status_checking = Some checks are pending
 pulls.status_checks_success = All checks were successful
-pulls.status_checks_error = Some checks were not successful
+pulls.status_checks_error = Some checks failed
 
 milestones.new = New Milestone
 milestones.open_tab = %d Open