[clang-tools-extra] [clang-tidy] Avoid diagnosing std::array initializations for modernize-use-designated-initializers (PR #134774)

[Congcong Cai via cfe-commits]

https://github.com/HerrCai0907 requested changes to this pull request.

exclude std::array don't resolve problem here. It can also happen in user defined class.
e.g. https://godbolt.org/z/cn46MT5Mn

https://github.com/llvm/llvm-project/pull/134774