Removed unused Gprc channel property

Signed-off-by: Whit Waldo <whit.waldo@innovian.net>

src/Dapr.Jobs/DaprJobsClientBuilder.cs

@@ -32,6 +32,6 @@ public override DaprJobsClient Build()
         var client = new Autogenerated.Dapr.DaprClient(daprClientDependencies.channel);
         var apiTokenHeader = this.DaprApiToken is not null ? DaprJobsClient.GetDaprApiTokenHeader(this.DaprApiToken) : null;
 
-        return new DaprJobsGrpcClient(daprClientDependencies.channel, client, daprClientDependencies.httpClient, apiTokenHeader);
+        return new DaprJobsGrpcClient(client, daprClientDependencies.httpClient, apiTokenHeader);
     }
 }

src/Dapr.Jobs/DaprJobsGrpcClient.cs

@@ -17,7 +17,6 @@
 using Google.Protobuf;
 using Google.Protobuf.WellKnownTypes;
 using Grpc.Core;
-using Grpc.Net.Client;
 using Autogenerated = Dapr.Client.Autogen.Grpc.v1;
 
 namespace Dapr.Jobs;
@@ -27,24 +26,27 @@ namespace Dapr.Jobs;
 /// </summary>
 internal sealed class DaprJobsGrpcClient : DaprJobsClient
 {
+    /// <summary>
+    /// Present only for testing purposes.
+    /// </summary>
     internal readonly HttpClient httpClient;
 
-    private readonly GrpcChannel channel;
-    private readonly Autogenerated.Dapr.DaprClient client;
+    /// <summary>
+    /// Used to populate options headers with API token value.
+    /// </summary>
     internal readonly KeyValuePair<string, string>? apiTokenHeader;
 
+    private readonly Autogenerated.Dapr.DaprClient client;
     private readonly string userAgent = UserAgent().ToString();
 
     // property exposed for testing purposes
     internal Autogenerated.Dapr.DaprClient Client => client;
 
     internal DaprJobsGrpcClient(
-        GrpcChannel channel,
         Autogenerated.Dapr.DaprClient innerClient,
         HttpClient httpClient,
         KeyValuePair<string, string>? apiTokenHeader)
     {
-        this.channel = channel;
         this.client = innerClient;
         this.httpClient = httpClient;
         this.apiTokenHeader = apiTokenHeader;
@@ -274,7 +276,6 @@ protected override void Dispose(bool disposing)
     {
         if (disposing)
         {
-            this.channel.Dispose();
             this.httpClient.Dispose();
         }
     }