docs: DEFECTDOJO_API_KEY declared as a secret

    {

      "name": "DEFECTDOJO_API_KEY",

      "description": "Your DefectDojo API v2 key - must be saved as a masked CI/CD variable",

      "secret": true,

      "mandatory": true

    },

    {

      "name": "DEFECTDOJO_NOPROD_ENABLED",

      "description": "Determines whether security reports produced in non-production branches are uploaded to DefectDojo",

      "default": "false"

      "type": "boolean"

    },

    {

      "name": "DEFECTDOJO_TIMEZONE",

      ]

    }

  ]

}