TEST - Update headers_russia_return_path.yml

Testing removal of prevalence

detection-rules/headers_russia_return_path.yml

@@ -7,13 +7,6 @@ source: |
   type.inbound
   and headers.return_path.domain.tld == "ru"
   and sender.email.email not in $recipient_emails
-  and (
-    profile.by_sender().prevalence in ("new", "outlier")
-    or (
-      profile.by_sender().any_messages_malicious_or_spam
-      and not profile.by_sender().any_false_positives
-    )
-  )
 attack_types:
   - "BEC/Fraud"
   - "Credential Phishing"