[clang] [clang-format] Add options to control wrapped lambda brace indent. (PR #143249)

[via cfe-commits]

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@@ -1547,6 +1547,38 @@ struct FormatStyle {
     bool BeforeWhile;
     /// Indent the wrapped braces themselves.
     bool IndentBraces;
+    /// Indent nested wrapped lambda braces.
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rmarker wrote:

I had an idea about the name.
When looking again at the projects at work that needed the nested/unnested distinction, I saw that only indenting the unnested version was required.
Confusion could be eliminated by switching to an enum for `IndentLambdaBraces` with `None`, `All` and `TopLevel`.

https://github.com/llvm/llvm-project/pull/143249