Updated comment to include reference to GitHub Enterprise not supporting verified emails

connector/github/github.go

@@ -503,7 +503,16 @@ func (c *githubConnector) userEmail(ctx context.Context, client *http.Client) (s
 		}
 
 		for _, email := range emails {
-			// if GitHub Enterprise, set email.Verified to true
+			/*
+				if GitHub Enterprise, set email.Verified to true
+				This change being made because GitHub Enterprise does not
+				support email verification. CircleCI indicated that GitHub
+				advised them not to check for verified emails
+				(https://circleci.com/enterprise/changelog/#1-47-1).
+				In addition, GitHub Enterprise support replied to a support
+				ticket with "There is no way to verify an email address in 
+				GitHub Enterprise."			
+			*/
 			if c.hostName != "" {
 				email.Verified = true
 			}