build(deps-dev): Bump phpunit/phpunit from 10.5.16 to 10.5.20

Bumps [phpunit/phpunit](https://github.com/sebastianbergmann/phpunit) from 10.5.16 to 10.5.20.
- [Release notes](https://github.com/sebastianbergmann/phpunit/releases)
- [Changelog](https://github.com/sebastianbergmann/phpunit/blob/10.5.20/ChangeLog-10.5.md)
- [Commits](https://github.com/sebastianbergmann/phpunit/compare/10.5.16...10.5.20)

---
updated-dependencies:
- dependency-name: phpunit/phpunit
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

composer.lock

@@ -11460,16 +11460,16 @@
         },
         {
             "name": "phpunit/phpunit",
-            "version": "10.5.16",
+            "version": "10.5.20",
             "source": {
                 "type": "git",
                 "url": "https://github.com/sebastianbergmann/phpunit.git",
-                "reference": "18f8d4a5f52b61fdd9370aaae3167daa0eeb69cd"
+                "reference": "547d314dc24ec1e177720d45c6263fb226cc2ae3"
             },
             "dist": {
                 "type": "zip",
-                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/18f8d4a5f52b61fdd9370aaae3167daa0eeb69cd",
-                "reference": "18f8d4a5f52b61fdd9370aaae3167daa0eeb69cd",
+                "url": "https://api.github.com/repos/sebastianbergmann/phpunit/zipball/547d314dc24ec1e177720d45c6263fb226cc2ae3",
+                "reference": "547d314dc24ec1e177720d45c6263fb226cc2ae3",
                 "shasum": ""
             },
             "require": {
@@ -11541,7 +11541,7 @@
             "support": {
                 "issues": "https://github.com/sebastianbergmann/phpunit/issues",
                 "security": "https://github.com/sebastianbergmann/phpunit/security/policy",
-                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.16"
+                "source": "https://github.com/sebastianbergmann/phpunit/tree/10.5.20"
             },
             "funding": [
                 {
@@ -11557,7 +11557,7 @@
                     "type": "tidelift"
                 }
             ],
-            "time": "2024-03-28T10:08:10+00:00"
+            "time": "2024-04-24T06:32:35+00:00"
         },
         {
             "name": "pimple/pimple",