Bump phpmailer/phpmailer from 6.4.1 to 6.5.0 (#12975)

Bumps [phpmailer/phpmailer](https://github.com/PHPMailer/PHPMailer) from 6.4.1 to 6.5.0.
- [Release notes](https://github.com/PHPMailer/PHPMailer/releases)
- [Changelog](https://github.com/PHPMailer/PHPMailer/blob/master/changelog.md)
- [Commits](https://github.com/PHPMailer/PHPMailer/compare/v6.4.1...v6.5.0)

---
updated-dependencies:
- dependency-name: phpmailer/phpmailer
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

composer.lock

@@ -3164,16 +3164,16 @@
         },
         {
             "name": "phpmailer/phpmailer",
-            "version": "v6.4.1",
+            "version": "v6.5.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/PHPMailer/PHPMailer.git",
-                "reference": "9256f12d8fb0cd0500f93b19e18c356906cbed3d"
+                "reference": "a5b5c43e50b7fba655f793ad27303cd74c57363c"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/9256f12d8fb0cd0500f93b19e18c356906cbed3d",
-                "reference": "9256f12d8fb0cd0500f93b19e18c356906cbed3d",
+                "url": "https://api.github.com/repos/PHPMailer/PHPMailer/zipball/a5b5c43e50b7fba655f793ad27303cd74c57363c",
+                "reference": "a5b5c43e50b7fba655f793ad27303cd74c57363c",
                 "shasum": ""
             },
             "require": {
@@ -3228,7 +3228,7 @@
             "description": "PHPMailer is a full-featured email creation and transfer class for PHP",
             "support": {
                 "issues": "https://github.com/PHPMailer/PHPMailer/issues",
-                "source": "https://github.com/PHPMailer/PHPMailer/tree/v6.4.1"
+                "source": "https://github.com/PHPMailer/PHPMailer/tree/v6.5.0"
             },
             "funding": [
                 {
@@ -3236,7 +3236,7 @@
                     "type": "github"
                 }
             ],
-            "time": "2021-04-29T12:25:04+00:00"
+            "time": "2021-06-16T14:33:43+00:00"
         },
         {
             "name": "phpoption/phpoption",
@@ -11391,5 +11391,5 @@
         "ext-xml": "*"
     },
     "platform-dev": [],
-    "plugin-api-version": "2.0.0"
+    "plugin-api-version": "2.1.0"
 }