[clang-tools-extra] [clang-tidy][NFC] Fix list.rst and add_new_check.py (PR #192228)

[Zeyi Xu via cfe-commits]

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@@ -1,4 +1,6 @@
 .. title:: clang-tidy - cert-err33-c
+.. meta::
+   :http-equiv=refresh: 5;URL=../bugprone/unused-return-value.html
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zeyi2 wrote:

> TBH I don't think that automatic redirect is user-friendly at all and I personally got annoyed in the past this this mechanic.

I'm feeling the same as well.

https://github.com/llvm/llvm-project/pull/192228