[orc-rt] Fix typos in file comments.

Author: lhames

orc-rt/lib/executor/TaskDispatcher.cpp

@@ -1,12 +1,12 @@
-//===- TaskDispatch.cpp ---------------------------------------------------===//
+//===- TaskDispatcher.cpp -------------------------------------------------===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
-// Contains the implementation of APIs in the orc-rt/TaskDispatch.h header.
+// Contains the implementation of APIs in the orc-rt/TaskDispatcher.h header.
 //
 //===----------------------------------------------------------------------===//
 

orc-rt/lib/executor/ThreadPoolTaskDispatcher.cpp

@@ -1,12 +1,12 @@
-//===- ThreadPoolTaskDispatch.cpp -----------------------------------------===//
+//===- ThreadPoolTaskDispatcher.cpp ---------------------------------------===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.
 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
 //
 //===----------------------------------------------------------------------===//
 //
-// Contains the implementation of APIs in the orc-rt/ThreadPoolTaskDispatch.h
+// Contains the implementation of APIs in the orc-rt/ThreadPoolTaskDispatcher.h
 // header.
 //
 //===----------------------------------------------------------------------===//