[clang-tools-extra] [clang-tidy] Improve documentation of bugprone-pointer-arithmetic-on-polymorphic-object (PR #108324)

[Nicolas van Kempen via cfe-commits]

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@@ -50,14 +65,19 @@ Options
     void bar() {
       Base *b = new Base[10];
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nicovank wrote:

Also pass `b` and `d` as parameters instead of `new`/`delete`.

https://github.com/llvm/llvm-project/pull/108324