Remove unused ClientInterface import

The import for Psr\Http\Client\ClientInterface has been removed from the UrlKeySetFactory.php in the KeyManagement module. This clean-up step was taken as the import was found to be unnecessary and not being used in the scope of the current file.

Author: Spomky

src/Library/KeyManagement/UrlKeySetFactory.php

@@ -5,7 +5,6 @@
 namespace Jose\Component\KeyManagement;
 
 use Psr\Cache\CacheItemPoolInterface;
-use Psr\Http\Client\ClientInterface;
 use RuntimeException;
 use Symfony\Component\Cache\Adapter\NullAdapter;
 use Symfony\Contracts\HttpClient\HttpClientInterface;