[llvm] [MachineFrameInfo] Refactoring with computeMaxcallFrameSize() (NFC) (PR #78001)

[Jonas Paulsson via llvm-commits]

JonPsson1 wrote:

Thanks for review. Some more .mir tests were fixed after review approval by adding 'adjustsStack: true' as needed:
```

 llvm/test/CodeGen/AArch64/stack-probing-no-scratch-reg.mir | 1 +
 llvm/test/CodeGen/AArch64/stack-probing-shrink-wrap.mir    | 1 +
 llvm/test/DebugInfo/MIR/X86/debug-loc-0.mir                | 2 +-
 llvm/test/DebugInfo/MIR/X86/prolog-epilog-indirection.mir  | 1 +
 llvm/test/DebugInfo/X86/live-debug-vars-dse.mir            | 2 +-
 llvm/test/DebugInfo/X86/prolog-params.mir                  | 2 ++
```


https://github.com/llvm/llvm-project/pull/78001