[llvm-branch-commits] [SpecialCaseList] Switch to Version 3. (PR #167283)

[Vitaly Buka via llvm-branch-commits]

https://github.com/vitalybuka created https://github.com/llvm/llvm-project/pull/167283

The difference from Version 2 is that file path will be matched
twice: as is and after removing leading "./".