[llvm] [NFC] Eliminate top-level "using namespace" from some headers. (PR #102751)

[Rahul Joshi via llvm-commits]

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@@ -17,11 +17,6 @@
 #include "llvm/Object/MachO.h"
 #include "llvm/Support/Format.h"
 
-#define DEBUG_TYPE "dyld"
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jurahul wrote:

Same observation here as well, this DEBUG_TYPE define is unsed.

https://github.com/llvm/llvm-project/pull/102751