[lld] [InstrProf][lld] Extend test to confirm order_file takes precedense over BP (PR #118889)

[LLVM Continuous Integration via llvm-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `arc-builder` running on `arc-worker` while building `lld` at step 6 "test-build-unified-tree-check-all".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/3/builds/8722

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 6 (test-build-unified-tree-check-all) failure: 1200 seconds without output running [b'ninja', b'check-all'], attempting to kill
0.411 [59/18/1] Linking CXX executable tools/clang/unittests/InstallAPI/InstallAPITests
0.871 [58/18/2] Linking CXX executable tools/clang/unittests/Basic/BasicTests
1.307 [57/18/3] Linking CXX executable tools/clang/unittests/Format/FormatTests
5.385 [56/18/4] Linking CXX executable tools/clang/unittests/Lex/LexTests
5.780 [55/18/5] Linking CXX executable tools/clang/unittests/libclang/libclangTests
73.895 [54/18/6] Linking CXX executable tools/clang/unittests/Analysis/ClangAnalysisTests
77.614 [53/18/7] Linking CXX executable tools/clang/unittests/CrossTU/CrossTUTests
79.388 [52/18/8] Linking CXX executable tools/clang/unittests/libclang/CrashTests/libclangCrashTests
79.671 [51/18/9] Linking CXX executable tools/clang/unittests/Tooling/Syntax/SyntaxTests
89.907 [50/18/10] Linking CXX executable tools/clang/unittests/ASTMatchers/Dynamic/DynamicASTMatchersTests
command timed out: 1200 seconds without output running [b'ninja', b'check-all'], attempting to kill
process killed by signal 9
program finished with exit code -1
elapsedTime=1290.706795

```

</details>

https://github.com/llvm/llvm-project/pull/118889