message: Fix data erasure API test to use POST method
  (was previously done via GET request)
diff: @@ -14,7 +14,7 @@ describe('/rest/user/erasure-request', () => {
  })
  .expect('status', 200)
  .then(({ json: jsonLogin }) => {
  - return frisby.get(REST_URL + '/user/erasure-request', {
  + return frisby.post(REST_URL + '/user/erasure-request', {
  headers: { 'Authorization': 'Bearer ' + jsonLogin.authentication.token }
  })
  .expect('status', 202)
  