[clang-tools-extra] [clang-tidy] Rename `cert-mem57-cpp` to `bugprone-default-operator-new-on-overaligned-type` (PR #165542)

[via cfe-commits]

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+.. title:: clang-tidy - bugprone-default-operator-new-on-overaligned-type
+
+bugprone-default-operator-new-on-overaligned-type
+=================================================
+
+Flags uses of default ``operator new`` where the type has extended
+alignment (an alignment greater than the fundamental alignment).
+
+The default ``operator new`` is guaranteed to provide the correct alignment if the
+requested alignment is less or equal to the fundamental alignment.
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zeyi2 wrote:

Fixed, should be ready to merge after CI passes ;)

https://github.com/llvm/llvm-project/pull/165542