[compiler-rt] [TSan] Make Shadow/Meta region inclusive-exclusive (PR #144647)

[Vitaly Buka via llvm-commits]

https://github.com/vitalybuka approved this pull request.

Unfortunately most of sanitizer code uses inclusive end,
which is annoying given that typical C++ convention is exclusive end.

LGTM to incrementally change, especially if there is an issue.

https://github.com/llvm/llvm-project/pull/144647