'context-menu':
  'atom-text-editor': [
    {label: 'Correct Spelling', command: 'spell-check:correct-misspelling'}
  ]

'context-menu':
  'atom-text-editor:not([mini])': [
    {label: 'Correct Spelling', command: 'spell-check:correct-misspelling'}
  ]

Remove Correct Spelling from mini editor context menu
Remove Correct Spelling from mini editor context menu
