message: Fix mathcal shortcut
  Reference misspelt. Closes
diff: "key": "ctrl+m ctrl+c",
  "mac": "cmd+m cmd+c",
  "when": "editorTextFocus && !editorReadonly && editorLangId == 'latex'",
  - "command": "latex-workshop.shorcut.mathcal"
  + "command": "latex-workshop.shortcut.mathcal"
  },
  {
  "key": "ctrl+l ctrl+w",
  