[clang] [clang] [ASTDump] Add support for structural value template arguments in TextNodeDumper (PR #126341)

[Younan Zhang via cfe-commits]

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@@ -54,6 +54,8 @@ ABI Changes in This Version
 AST Dumping Potentially Breaking Changes
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+- Added support for dumping structural value template arguments in AST dumps. (#GH126341)
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zyn0217 wrote:

We don't usually reference PR numbers in the release note - so if there isn't any tracking issue, leaving it empty is fine.

```suggestion
- Added support for dumping template arguments of structural value kinds.
```

https://github.com/llvm/llvm-project/pull/126341