Moar fixes

Signed-off-by: Antoine Tenart <antoine.tenart@ack.tf>

main.go

@@ -98,10 +98,10 @@ func sanitize(records string) string {
 			continue
 		}
 
-		sanitized = append(sanitized, domain + "\tCNAME\t.")
+		sanitized = append(sanitized, domain + ".\tCNAME\t.\n")
 	}
 
-	return strings.Join(sanitized, "\n")
+	return strings.Join(sanitized, "")
 }
 
 func parse_record(record string) (string, string, error) {