[llvm-branch-commits] [BOLT] Add BB index to BAT (PR #86044)

[Amir Ayupov via llvm-branch-commits]

https://github.com/aaupov created https://github.com/llvm/llvm-project/pull/86044

Increases BAT section size to:
- large binary: 39521512 bytes (1.02x original),
- medium binary: 3799988 bytes (0.64x),
- small binary: 920 bytes (0.64x).

Test Plan: Updated bolt-address-translation{,-yaml}.test