Update ramsey/uuid requirement from ^4.2 || ^4.7.4 to ^4.2.3

Updates the requirements on [ramsey/uuid](https://github.com/ramsey/uuid) to permit the latest version.
- [Release notes](https://github.com/ramsey/uuid/releases)
- [Changelog](https://github.com/ramsey/uuid/blob/4.x/CHANGELOG.md)
- [Commits](ramsey/uuid@4.7.4...4.2.3)

---
updated-dependencies:
- dependency-name: ramsey/uuid
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

composer.json

@@ -37,7 +37,7 @@
         "opis/orm": "^1.0",
         "php-di/php-di": "^6.4",
         "phpseclib/phpseclib": "^3.0",
-        "ramsey/uuid": "^4.2 || ^4.7.4",
+        "ramsey/uuid": "^4.2.3",
         "slim/console": "^0.1.0",
         "slim/psr7": "^1.6",
         "slim/slim": "^4.12",