External Libraries: Restore the `phpcs:ignore` statements in PHPMailer.

These are necessary for a passing PHP Compatibility scan.

Follow-up to [48045], [51634].

See #53953.
Built from https://develop.svn.wordpress.org/trunk@51635


git-svn-id: http://core.svn.wordpress.org/trunk@51241 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/PHPMailer/PHPMailer.php

@@ -858,7 +858,7 @@ class PHPMailer
     private function mailPassthru($to, $subject, $body, $header, $params)
     {
         //Check overloading of mail function to avoid double-encoding
-        if (ini_get('mbstring.func_overload') & 1) {
+        if (ini_get('mbstring.func_overload') & 1) { // phpcs:ignore PHPCompatibility.IniDirectives.RemovedIniDirectives.mbstring_func_overloadDeprecated
             $subject = $this->secureHeader($subject);
         } else {
             $subject = $this->encodeHeader($this->secureHeader($subject));
@@ -1454,9 +1454,11 @@ class PHPMailer
                     $punycode = idn_to_ascii($domain, $errorcode, \INTL_IDNA_VARIANT_UTS46);
                 } elseif (defined('INTL_IDNA_VARIANT_2003')) {
                     //Fall back to this old, deprecated/removed encoding
+                    // phpcs:ignore PHPCompatibility.Constants.RemovedConstants.intl_idna_variant_2003Deprecated
                     $punycode = idn_to_ascii($domain, $errorcode, \INTL_IDNA_VARIANT_2003);
                 } else {
                     //Fall back to a default we don't know about
+                    // phpcs:ignore PHPCompatibility.ParameterValues.NewIDNVariantDefault.NotSet
                     $punycode = idn_to_ascii($domain, $errorcode);
                 }
                 if (false !== $punycode) {

wp-includes/version.php

@@ -13,7 +13,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '5.9-alpha-51634';
+$wp_version = '5.9-alpha-51635';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.