Addressing a couple bits of PR comments

Author: benrr101

src/Microsoft.Data.SqlClient/src/Microsoft/Data/SqlClient/SqlBulkCopy.cs

@@ -2366,17 +2366,18 @@ private void CopyColumnsAsyncSetupContinuation(TaskCompletionSource<object> sour
             AsyncHelper.ContinueTaskWithState(
                 taskToContinue: task,
                 taskCompletionSource: source,
-                state: this,
-                onSuccess: this2 =>
+                state1: this,
+                state2: Tuple.Create(source, i),
+                onSuccess: static (this2, parameters) =>
                 {
-                    if (i + 1 < this2._sortedColumnMappings.Count)
+                    if (parameters.Item2 + 1 < this2._sortedColumnMappings.Count)
                     {
                         // continue from the next column
-                        this2.CopyColumnsAsync(i + 1, source);
+                        this2.CopyColumnsAsync(parameters.Item2 + 1, parameters.Item1);
                     }
                     else
                     {
-                        source.SetResult(null);
+                        parameters.Item1.SetResult(null);
                     }
                 });
         }

src/Microsoft.Data.SqlClient/src/Microsoft/Data/SqlClient/SqlCommand.Reader.cs

@@ -1591,7 +1591,7 @@ private Task RunExecuteReaderTdsSetupContinuation(
                     this2._activeConnection.GetOpenTdsConnection();
                     this2.CachedAsyncState.SetAsyncReaderState(parameters.Item1, parameters.Item2, parameters.Item3);
                 },
-                onFailure: static (this2, _, exception) =>
+                onFailure: static (this2, _, _) =>
                     this2._activeConnection.GetOpenTdsConnection().DecrementAsyncCount());
         }