[clang] [clang][Index] Add comment about out-of-line defaulted destructor (PR #138640)

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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 HEAD~1 HEAD --extensions h -- clang/lib/Index/IndexingContext.h
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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/lib/Index/IndexingContext.h b/clang/lib/Index/IndexingContext.h
index 3d0606bac..b9dd9b9a6 100644
--- a/clang/lib/Index/IndexingContext.h
+++ b/clang/lib/Index/IndexingContext.h
@@ -44,7 +44,8 @@ class IndexingContext {
 
 public:
   IndexingContext(IndexingOptions IndexOpts, IndexDataConsumer &DataConsumer);
-  // Defaulted, but defined out of line to avoid a dependency on HeuristicResolver.h.
+  // Defaulted, but defined out of line to avoid a dependency on
+  // HeuristicResolver.h.
   ~IndexingContext();
 
   const IndexingOptions &getIndexOpts() const { return IndexOpts; }

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https://github.com/llvm/llvm-project/pull/138640