Get a Show's Episodes: non existing id

[vdesabou]

Issue found on May 8th 2020.

Endpoint(s):

• GET v1/shows/{id}/episodes

Scope(s):

• `user-read-playback-position

Steps to reproduce:

1. Open the API Console
2. Call the get-show-episodes endpoint with id 2I6TDCnC5EuGHNhAsBmKl5

Expected behaviour:

Get the episodes

Actual behaviour:

Getting randomly:

{
  "error": {
    "status": 404,
    "message": "non existing id"
  }
}