message: Add ASPNETCoreRazor language id
  * Corrected ASPNETCoreRazor input
  Now to undo incorrect previous commit...
  * Update languages.ts
  Correct?
  * Update languages.ts
  * Update languages.ts
  * revert format
diff: @@ -154,7 +154,7 @@ export const languages: ILanguageCollection = {
  qsharp: { ids: 'qsharp', defaultExtension: 'qs' },
  r: { ids: 'r', defaultExtension: 'r' },
  racket: { ids: 'racket', defaultExtension: 'rkt' },
  - razor: { ids: 'razor', defaultExtension: 'cshtml' },
  + razor: { ids: ['razor', 'aspnetcorerazor'], defaultExtension: 'cshtml' },
  raml: { ids: 'raml', defaultExtension: 'raml' },
  reason: { ids: 'reason', defaultExtension: 're' },
  restructuredtext: { ids: 'restructuredtext', defaultExtension: 'rst' },
  