chore: reset Handler.Course.Show to master state

remove two new lines leftover from previous edited state

src/Handler/Course/Show.hs

@@ -133,7 +133,6 @@ getCShowR tid ssh csh = do
       return $ material E.^. MaterialName
     mayViewAnyMaterial <- lift . anyM materials $ \(E.Value mnm) -> hasReadAccessTo $ CMaterialR tid ssh csh mnm MShowR
 
-
     return (cid,course,courseVisible,schoolName,participants,registration,lecturers,assistants,correctors,tutors,mAllocation,mApplicationTemplate,mApplication,news,events,submissionGroup,hasAllocationRegistrationOpen,mayReRegister, (mayViewSheets, mayViewAnySheet), (mayViewMaterials, mayViewAnyMaterial))
 
   let mDereg' = maybe id min (allocationOverrideDeregister =<< mAllocation) <$> courseDeregisterUntil course
@@ -260,7 +259,6 @@ getCShowR tid ssh csh = do
   mayCreateEvents <- hasWriteAccessTo $ CourseR tid ssh csh CEventsNewR
   mayEdit <- hasWriteAccessTo $ CourseR tid ssh csh CEditR
 
-
   let heading = [whamlet|
           $newline never
           ^{courseName course}