Fix ASCII art header

llvm-svn: 365421

Author: JDevlieghere

lldb/source/Host/common/ThreadLauncher.cpp

@@ -1,5 +1,4 @@
-//===-- ThreadLauncher.cpp ---------------------------------------*- C++
-//-*-===//
+//===-- ThreadLauncher.cpp --------------------------------------*- C++ -*-===//
 //
 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
 // See https://llvm.org/LICENSE.txt for license information.