[clang-tools-extra] [clang-doc] fix flaky test in clang-doc (PR #101387)

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github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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You can test this locally with the following command:
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``````````bash
git-clang-format --diff 03e1eb29e7169ddb0804b1d0b9d71d6d2aaf531d 114a5721e593a9b57ef31ed9856d0bce4a62da94 --extensions cpp -- clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
``````````

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<details>
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View the diff from clang-format here.
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``````````diff
diff --git a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
index 9a540a5061..80acdc3366 100644
--- a/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
+++ b/clang-tools-extra/clang-doc/tool/ClangDocMain.cpp
@@ -287,7 +287,7 @@ Example usage for a project using a compile commands database:
         auto R = USRToBitcode.try_emplace(Key, std::vector<StringRef>());
         R.first->second.emplace_back(Value);
       });
-  
+
   for (auto &Entry : USRToBitcode) {
     std::vector<llvm::StringRef> &Bitcode = Entry.second;
     std::sort(Bitcode.begin(), Bitcode.end(),

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https://github.com/llvm/llvm-project/pull/101387