typo fix

1 job for master in 1 minute and 15 seconds (queued for 5 seconds)
Status Name Job ID Coverage
  Build
failed compile_pdf #1620608

00:01:15

 
Name Stage Failure
failed
compile_pdf Build
! Emergency stop.
<read *>

l.2 ^^M

! ==> Fatal error occurred, no output PDF file produced!
Transcript written on main-lines.log.
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1