Trailing whitespace

[codacy-production]

Codacy detected an issue:

Message: Trailing whitespace

Occurred on:

• Commit: d390698
• File: api/dns_manager.py
• LineNum: 272
• Code: a_record_ip = managed_a_record["rrset_values"][0]

Currently on:

• Commit: d5d03c4
• File: api/dns_manager.py
• LineNum: 267