build(deps): update doctrine/persistence requirement from ^3.1 to ^4.0 (#87)

Updates the requirements on [doctrine/persistence](https://github.com/doctrine/persistence) to permit the latest version.
- [Release notes](https://github.com/doctrine/persistence/releases)
- [Commits](doctrine/persistence@3.1.0...4.0.0)

---
updated-dependencies:
- dependency-name: doctrine/persistence
  dependency-version: 4.0.0
  dependency-type: direct:production
...

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

Author: dependabot[bot]

composer.json

@@ -13,7 +13,7 @@
     "require": {
         "cardinalby/content-disposition": "^1.1",
         "doctrine/collections": "^2.0",
-        "doctrine/persistence": "^3.1",
+        "doctrine/persistence": "^4.0",
         "fileeye/mimemap": "^2.0",
         "guzzlehttp/psr7": "^2.6",
         "intervention/image": "^3.3",