Remove redundant rescue
Remove redundant rescue

Errors will get captured by Sentry by default anyway, so this doesn't do anything. This worker has been running in production without problems so far.

WikiEducationFoundation/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard,WikiEducationFoundation/WikiEduDashboard