[clang] Reapply "[Clang] Transform lambda's constraints when instantiating parameter mapping (PR #207966)

[Younan Zhang via cfe-commits]

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@@ -0,0 +1,123 @@
+// RUN: %clang_cc1 -std=c++2a -verify %s
+// RUN: %clang_cc1 -std=c++2b -verify %s
+// RUN: %clang_cc1 -std=c++2c -verify %s
+
+// expected-no-diagnostics
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zyn0217 wrote:

@mizvekov Do you have any AI setup that you can share? e.g. any SKILL or prompts will be appreciated

https://github.com/llvm/llvm-project/pull/207966