chore(deps): bump resend/resend-php from 1.14.0 to 1.15.0

Bumps [resend/resend-php](https://github.com/resend/resend-php) from 1.14.0 to 1.15.0.
- [Release notes](https://github.com/resend/resend-php/releases)
- [Commits](https://github.com/resend/resend-php/compare/v1.14.0...v1.15.0)

---
updated-dependencies:
- dependency-name: resend/resend-php
  dependency-version: 1.15.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

composer.lock

@@ -6613,16 +6613,16 @@
         },
         {
             "name": "resend/resend-php",
-            "version": "v1.14.0",
+            "version": "v1.15.0",
             "source": {
                 "type": "git",
                 "url": "https://github.com/resend/resend-php.git",
-                "reference": "9751fa31d099cf6a4eb172535e826636b87c932c"
+                "reference": "048d4d481ca6c29c6542f4a48d49f01bd5196d6b"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/resend/resend-php/zipball/9751fa31d099cf6a4eb172535e826636b87c932c",
-                "reference": "9751fa31d099cf6a4eb172535e826636b87c932c",
+                "url": "https://api.github.com/repos/resend/resend-php/zipball/048d4d481ca6c29c6542f4a48d49f01bd5196d6b",
+                "reference": "048d4d481ca6c29c6542f4a48d49f01bd5196d6b",
                 "shasum": ""
             },
             "require": {
@@ -6666,9 +6666,9 @@
             ],
             "support": {
                 "issues": "https://github.com/resend/resend-php/issues",
-                "source": "https://github.com/resend/resend-php/tree/v1.14.0"
+                "source": "https://github.com/resend/resend-php/tree/v1.15.0"
             },
-            "time": "2026-09-09T19:48:04+00:00"
+            "time": "2026-09-11T19:42:51+00:00"
         },
         {
             "name": "spatie/db-dumper",