[clang] [Clang] Overflow Pattern Exclusion - rename some patterns, enhance docs (PR #105709)

[Vitaly Buka via cfe-commits]

vitalybuka wrote:

> Here's a screenshot of the rendered table so you don't have to build the html docs yourself to inspect the layout: 

With this table, pattern affect only one sanitizer check, so splitting checks, as I suggested is possible.
However I chatted with other folks, seems they are OK with the current approach, and it's just me nitpicking. 
So we will move forward with existing approach.

https://github.com/llvm/llvm-project/pull/105709