[llvm] [nfc][memprof] Add missing license to `MemProfTest` (PR #91695)

[via llvm-commits]

llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-pgo

Author: Mircea Trofin (mtrofin)

<details>
<summary>Changes</summary>



---
Full diff: https://github.com/llvm/llvm-project/pull/91695.diff


1 Files Affected:

- (modified) llvm/unittests/ProfileData/MemProfTest.cpp (+8) 


``````````diff
diff --git a/llvm/unittests/ProfileData/MemProfTest.cpp b/llvm/unittests/ProfileData/MemProfTest.cpp
index 40335d191ba76..8b97866e403fc 100644
--- a/llvm/unittests/ProfileData/MemProfTest.cpp
+++ b/llvm/unittests/ProfileData/MemProfTest.cpp
@@ -1,3 +1,11 @@
+//===- unittests/Support/MemProfTest.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
+//
+//===----------------------------------------------------------------------===//
+
 #include "llvm/ProfileData/MemProf.h"
 #include "llvm/ADT/DenseMap.h"
 #include "llvm/ADT/MapVector.h"

``````````

</details>


https://github.com/llvm/llvm-project/pull/91695