remove get Cert Expiry date from cron job as its in functions now

cron_certificate_refresher.php

@@ -23,46 +23,6 @@ if ( $argv[1] !== $config_cron_key ) {
     exit("Cron Key invalid  -- Quitting..");
 }
 
-// Get Certificate Expiry Date for a domain Function
-function getCertificateExpiryDate($domain, $port = 443, $timeout = 10) {
-    $context = stream_context_create([
-        'ssl' => [
-            'capture_peer_cert' => true,
-            'verify_peer' => false, // We're only capturing the cert details; not verifying if it's valid
-            'verify_peer_name' => false,
-        ],
-    ]);
-
-    $client = @stream_socket_client(
-        "ssl://{$domain}:{$port}",
-        $errno,
-        $errstr,
-        $timeout,
-        STREAM_CLIENT_CONNECT,
-        $context
-    );
-
-    if (!$client) {
-        return false;
-    }
-
-    $contextParams = stream_context_get_params($client);
-    
-    if (!isset($contextParams['options']['ssl']['peer_certificate'])) {
-        return false;
-    }
-
-    $cert = $contextParams['options']['ssl']['peer_certificate'];
-    $certInfo = openssl_x509_parse($cert);
-
-    if (!isset($certInfo['validTo_time_t'])) {
-        return false;
-    }
-
-    // Return the expiration date in a human-readable format, e.g., "2023-09-20"
-    return date('Y-m-d', $certInfo['validTo_time_t']);
-}
-
 /*
  * ###############################################################################################################
  *  UPDATE CERTIFICATE EXPIRY DATE