Update spomky-labs/cbor-php requirement (#91)

Updates the requirements on [spomky-labs/cbor-php](https://github.com/Spomky-Labs/cbor-php) to permit the latest version.

Approving without testing for the moment: dev-master is incompatible with 2.4.3 - will test for the coming 2.5.

Updates `spomky-labs/cbor-php` to 3.2.0
- [Release notes](https://github.com/Spomky-Labs/cbor-php/releases)
- [Changelog](https://github.com/Spomky-Labs/cbor-php/blob/3.2.x/RELEASES.md)
- [Commits](Spomky-Labs/cbor-php@3.1.0...3.2.0)

---
updated-dependencies:
- dependency-name: spomky-labs/cbor-php
  dependency-version: 3.2.0
  dependency-type: direct:production
  dependency-group: production-dependencies
...

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Author: dependabot[bot]

composer.json

@@ -24,7 +24,7 @@
 
         "simplesamlphp/assert": "~1.9.1",
         "simplesamlphp/simplesamlphp": "^2.4.0",
-        "spomky-labs/cbor-php": "~3.1.0",
+        "spomky-labs/cbor-php": "~3.2.0",
         "spomky-labs/pki-framework": "~1.4.0",
         "symfony/http-foundation": "^6.4 || ^7.3",
         "web-auth/cose-lib": "~4.4.0"