Remove unnecessary overrides for DatCmdlet

Author: markcowl

src/Common/Commands.Common/AzureDataCmdlet.cs

@@ -119,17 +119,6 @@ protected override void PromptForDataCollectionProfileIfNotExists()
                 SaveDataCollectionProfile();
             }
         }
-
-        protected override void SetupHttpClientPipeline()
-        {
-            throw new NotImplementedException();
-        }
-
-        protected override void TearDownHttpClientPipeline()
-        {
-            throw new NotImplementedException();
-        }
-
         protected override void InitializeQosEvent()
         {
         }