Follow-up from "[IMP] account_xunnel: add reference info to the label of a transaction"

The following discussions from !194 (merged) should be addressed:

• @moylop260 started a discussion:

  FYI the line is important to fix:

  account_xunnel/models/res_company.py:30:19: (external-request-timeout) Use of external request method requests.post without timeout. It could wait for a long time