Bump phpoffice/phpspreadsheet from 1.29.0 to 2.1.0 (#10207)

Bumps [phpoffice/phpspreadsheet](https://github.com/PHPOffice/PhpSpreadsheet) from 1.29.0 to 2.1.0.
- [Release notes](https://github.com/PHPOffice/PhpSpreadsheet/releases)
- [Changelog](https://github.com/PHPOffice/PhpSpreadsheet/blob/master/CHANGELOG.md)
- [Commits](PHPOffice/PhpSpreadsheet@1.29.0...2.1.0)

---
updated-dependencies:
- dependency-name: phpoffice/phpspreadsheet
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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composer.json

@@ -80,7 +80,7 @@
         "nyholm/psr7": "^1.5",
         "odolbeau/phone-number-bundle": "^3.3",
         "openai-php/client": "^0.8.1",
-        "phpoffice/phpspreadsheet": "^1.16",
+        "phpoffice/phpspreadsheet": "^2.1",
         "predis/predis": "^1.1.0",
         "ramsey/uuid": "^4.1",
         "ramsey/uuid-doctrine": "^2.0",