Update TransferCall activity

Having "pending" outcomes isn't practical - it would require the user to always connect them to the activity itself if they did not want to continue the workflow.

src/activities/Elsa.Activities.Telnyx/Activities/TransferCall.cs

@@ -23,9 +23,6 @@ namespace Elsa.Activities.Telnyx.Activities
         Description = "Transfer a call to a new destination",
         Outcomes = new[]
         {
-            TelnyxOutcomeNames.Transferring, 
-            TelnyxOutcomeNames.CallInitiated, 
-            TelnyxOutcomeNames.Bridged, 
             TelnyxOutcomeNames.Answered, 
             TelnyxOutcomeNames.Hangup
         },
@@ -162,9 +159,7 @@ namespace Elsa.Activities.Telnyx.Activities
             return payload switch
             {
                 CallAnsweredPayload => Outcome(TelnyxOutcomeNames.Answered),
-                CallBridgedPayload => Outcome(TelnyxOutcomeNames.Bridged),
                 CallHangupPayload => Outcome(TelnyxOutcomeNames.Hangup),
-                CallInitiatedPayload => Outcome(TelnyxOutcomeNames.CallInitiated),
                 _ => throw new ArgumentOutOfRangeException(nameof(payload))
             };
         }

src/activities/Elsa.Activities.Telnyx/Handlers/ResumeTransferCall.cs

@@ -11,7 +11,7 @@ namespace Elsa.Activities.Telnyx.Handlers
         public ResumeTransferCall(IWorkflowLaunchpad workflowLaunchpad) : base(workflowLaunchpad)
         {
         }
-
-        protected override IEnumerable<Type> GetSupportedPayloadTypes() => new[] {typeof(CallAnsweredPayload), typeof(CallInitiatedPayload), typeof(CallBridgedPayload), typeof(CallHangupPayload)};
+        
+        protected override IEnumerable<Type> GetSupportedPayloadTypes() => new[] {typeof(CallAnsweredPayload), typeof(CallHangupPayload)};
     }
 }