Update firebase/php-jwt to 6.1

Author: steveneaston

composer.json

@@ -31,7 +31,7 @@
         "php": "^7.2|^8.0",
         "ext-xml": "*",
         "johnstevenson/json-works": "~1.1",
-        "firebase/php-jwt": "^5.0",
+        "firebase/php-jwt": "^6.1",
         "guzzlehttp/guzzle": "~6.0|~7.0",
       "ext-json": "*"
     },

src/OpenTok/Util/Client.php

@@ -108,7 +108,7 @@ private function createAuthHeader()
             'exp' => time() + (5 * 60),
             'jti' => uniqid(),
         );
-        return JWT::encode($token, $this->apiSecret);
+        return JWT::encode($token, $this->apiSecret, 'HS256');
     }
 
     // General API Requests

tests/OpenTokTest/TestHelpers.php

@@ -3,7 +3,8 @@
 namespace OpenTokTest;
 
 use GuzzleHttp\Psr7\Response;
-use \Firebase\JWT\JWT;
+use Firebase\JWT\Key;
+use Firebase\JWT\JWT;
 
 class TestHelpers
 {
@@ -40,7 +41,7 @@ public static function validateOpenTokAuthHeader($apiKey, $apiSecret, $token)
         }
 
         try {
-            $decodedToken = JWT::decode($token, $apiSecret, array('HS256'));
+            $decodedToken = JWT::decode($token, new Key($apiSecret, 'HS256'));
         } catch (\Exception $e) {
             return false;
         }