fix version check to include dev versions

for example, our Windows builds on the 7.1 branch use version 6.0.0-dev of
the redis extension

Transport/Connection.php

@@ -124,7 +124,7 @@ public function __construct(array $options, \Redis|Relay|\RedisCluster|null $red
                         }
 
                         try {
-                            if (\extension_loaded('redis') && version_compare(phpversion('redis'), '6.0.0', '>=')) {
+                            if (\extension_loaded('redis') && version_compare(phpversion('redis'), '6.0.0-dev', '>=')) {
                                 $params = [
                                     'host' => $host,
                                     'port' => $port,