[gardening] Fix inconsistent headers

Author: practicalswift

include/swift/ABI/HeapObject.h

@@ -1,4 +1,4 @@
-//===--- HeapObject.h - ABI constants for heap objects -----------*- C++ *-===//
+//===--- HeapObject.h - ABI constants for heap objects ----------*- C++ -*-===//
 //
 // This source file is part of the Swift.org open source project
 //

include/swift/ABI/KeyPath.h

@@ -1,4 +1,4 @@
-//===--- KeyPath.h - ABI constants for key path objects ----------*- C++ *-===//
+//===--- KeyPath.h - ABI constants for key path objects ---------*- C++ -*-===//
 //
 // This source file is part of the Swift.org open source project
 //

lib/Migrator/TypeOfMigratorPass.cpp

@@ -1,4 +1,4 @@
-//===--- TypeOfMigratorPass.cpp ------------------------------------------===//
+//===--- TypeOfMigratorPass.cpp -------------------------------------------===//
 //
 // This source file is part of the Swift.org open source project
 //

stdlib/public/SwiftShims/KeyPath.h

@@ -1,4 +1,4 @@
-//===--- KeyPath.h - ABI constants for key path objects ----------*- C++ *-===//
+//===--- KeyPath.h - ABI constants for key path objects ---------*- C++ -*-===//
 //
 // This source file is part of the Swift.org open source project
 //

stdlib/public/SwiftShims/NSIndexPathShims.h

@@ -1,4 +1,4 @@
-//===--- NSIndexPathShims.h - Foundation declarations for IndexPath overlay -===//
+//===--- NSIndexPathShims.h - Found. decl. for IndexPath overl. -*- C++ -*-===//
 //
 // This source file is part of the Swift.org open source project
 //