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

[Baranov Victor via cfe-commits]

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@@ -242,7 +242,6 @@ Clang-Tidy Checks
    :doc:`google-runtime-int <google/runtime-int>`,
    :doc:`google-runtime-operator <google/runtime-operator>`,
    :doc:`google-upgrade-googletest-case <google/upgrade-googletest-case>`, "Yes"
-   :doc:`hicpp-exception-baseclass <hicpp/exception-baseclass>`,
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vbvictor wrote:

Oh, I didn't see in original PR that 2 lines were added but none removed:(
Yes, we should remove

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