Fix eslint errors

Between new code and eslint updates, some errors sneaked in the codebase:

Problems "fixed":

drupal/core/misc/tabledrag.js
  505:9  error  Expected a 'break' statement before 'case'  no-fallthrough
  513:9  error  Expected a 'break' statement before 'case'  no-fallthrough
  556:9  error  Expected a 'break' statement before 'case'  no-fallthrough
  564:9  error  Expected a 'break' statement before 'case'  no-fallthrough
  631:9  error  Expected a 'break' statement before 'case'  no-fallthrough
  633:9  error  Expected a 'break' statement before 'case'  no-fallthrough
  635:9  error  Expected a 'break' statement before 'case'  no-fallthrough

drupal/core/modules/outside_in/js/outside_in.js
  128:22  error  Multiple spaces found before 'Drupal'                     no-multi-spaces
  145:13  error  Expected indentation of 10 space characters but found 12  indent

✖ 9 problems (9 errors, 0 warnings)

Did not want to touch tabledrag code so I just turned off the checks for the 2 problematic switches.