Adding cases for 192&128GCM decryption

Author: talha-API

Mastercard.Developer.ClientEncryption.Core/Encryption/JWE/JweObject.cs

@@ -11,6 +11,8 @@ internal class JweObject
     {
         private const string A128CBC_HS256 = "A128CBC-HS256";
         private const string A256GCM = "A256GCM";
+        private const string A128GCM = "A128GCM";
+        private const string A192GCM = "A192GCM";
 
         public JweHeader Header { get; private set; }
         public string RawHeader { get; private set; }
@@ -35,6 +37,12 @@ public string Decrypt(JweConfig config)
                 case A256GCM:
                     plaintext = AesGcm.Decrypt(unwrappedKey, this);
                     break;
+                case A128GCM:
+                    plaintext = AesGcm.Decrypt(unwrappedKey, this);
+                    break;
+                case A192GCM:
+                    plaintext = AesGcm.Decrypt(unwrappedKey, this);
+                    break;
                 case A128CBC_HS256:
                     plaintext = AesCbc.Decrypt(unwrappedKey, this);
                     break;