Issue Summary

When creating Sprint, shortName returns "must be between 1 and 20 characters" error message.

[
  "shortName must be between 1 and 20 characters."
]

Steps to Reproduce

1. Make a POST call towards /align/api/2/Iterations endpoint
2. Send the following JSON in the request body:

   {
     "title": "any title",
     "shortName": "any shortName greater than 20 characters",
     "description": "any description",
     "goal": "any goal",
     "teamId": <id>,
     "beginDate": "YYYY-MM-DDT00:00:00Z",
     "endDate": "YYYY-MM-DDT00:00:00Z",
     "programId": <id>,
     "releaseId": <id>,
     "anchorSprintId": <id>
   }

Expected Results

• API should enforce UI limitation of up to 15 characters

Actual Results

• API enforces a lengthier limit of up to 20 characters

Workaround

• Manually fit data in up to 15 characters