[clang-tools-extra] [clang-tidy] Add `bugprone-pointer-arithmetic-on-polymorphic-object` check (PR #91951)

[Julian Schmidt via cfe-commits]

https://github.com/5chmidti approved this pull request.

LGTM minus the stored option value. (please wait for others to finish their review)

https://github.com/llvm/llvm-project/pull/91951