[llvm] [RISCV] Move RISCVIndirectBranchTracking before Branch Relaxation (PR #139993)

[Jesse Huang via llvm-commits]

jaidTw wrote:

This is an idea of @topperc, theoretically it is possible and I am trying to make a failing test case but with no luck yet.

https://github.com/llvm/llvm-project/pull/139993