[clang] [clang-tools-extra] [clang-tidy] Add readability-avoid-default-lambda-capture (PR #160150)

[JJ Marr via cfe-commits]

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@@ -0,0 +1,57 @@
+.. title:: clang-tidy - readability-avoid-default-lambda-capture
+
+readability-avoid-default-lambda-capture
+========================================
+
+Warns on default lambda captures (e.g. ``[&](){ ... }``, ``[=](){ ... }``).
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jjmarr-amd wrote:

Personally, I didn't know the empty parentheses were optional until now.

https://github.com/llvm/llvm-project/pull/160150