API: Add new variables to /Connectors/missing-sd-document`

[MaximilianHauer]

Precondition

• Connector: Set SdSkippedDate #1180

Description

Enhance the backend API GET: /api/administration/Connectors/missing-sd-document to provide following information.

{
  "meta": {
    "totalElements": 0,
    "totalPages": 0,
    "page": 0,
    "contentSize": 0
  },
  "content": [
    {
    "id": "a4a15362-c374-4e1e-a952-88759a577423",
    "type": "COMPANY_CONNECTOR",
     "name": "BPDM Provider EDC",
     "hostCompanyName": "Catena-X",
     "skippedDate","dateTime" <- check https://github.com/eclipse-tractusx/portal-backend/issues/1180
    }
  ]
}

Acceptance Criteria

• AS a User WHEN i call the api i want to see all the information present in the description above

Additional Information