fix typo

policy/tpa-rfc-15-email-services.md

@@ -630,7 +630,7 @@ configured to relay mail through the submission server.
 
 John is a freelance contractor that's really into privacy. He runs his
 own relays with some cools hacks on Amazon, automatically deployed
-with Terraform. He typically run theihis own infra in the cloud, but
+with Terraform. He typically run his own infra in the cloud, but
 for email he just got tired of fighting and moved his stuff to
 Microsoft's Office 365 and Outlook.