[clang] Suppress printing lambda body for constexpr diagnostics (PR #185800)

[Sherman Pay via cfe-commits]

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@@ -335,9 +294,7 @@ Improvements to Clang's diagnostics
   (``-fimplicit-module-maps``). This does not affect module maps specified
   explicitly via ``-fmodule-map-file=``.
 
-- Honour ``[[maybe_unused]]`` attribute on private fields.
-  ``-Wunused-private-field`` no longer emits a warning for annotated private
-  fields.
+- Removed lambda body from constexpr evaluation diagnostics.
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shermpay wrote:

Thanks, done!

https://github.com/llvm/llvm-project/pull/185800