use certbot for gatering informations

controllers/GetSSLDaysController.php

@@ -34,7 +34,7 @@ class GetSSLDaysController {
         $expiryDate = date('Y-m-d', $expiryTimestamp);
         $daysRemaining = ceil(($expiryTimestamp - time()) / 86400);
         */
-        error_log("Debug certbot respond =>" . implode("\n", $phpOutput));
+        error_log("Debug certbot respond => $phpOutput");
 
         echo json_encode([
 	        'ssl_expiry' => $phpOutput,