[clang-tools-extra] [clang-tidy]Add new check readability-avoid-nested-conditional-operator (PR #78022)

[Piotr Zegar via cfe-commits]

================
@@ -337,6 +337,7 @@ Clang-Tidy Checks
    :doc:`portability-simd-intrinsics <portability/simd-intrinsics>`,
    :doc:`portability-std-allocator-const <portability/std-allocator-const>`,
    :doc:`readability-avoid-const-params-in-decls <readability/avoid-const-params-in-decls>`, "Yes"
+   :doc:`readability-avoid-nested-conditional-operator <readability/avoid-nested-conditional-operator>`, "Yes"
----------------
PiotrZSL wrote:

remove Yes, this check does not provide fixes

https://github.com/llvm/llvm-project/pull/78022