[llvm] [Fix] A replaced SDValue is used to call getNode function (PR #82881)

[Simon Pilgrim via llvm-commits]

RKSimon wrote:

@RicoAfoat "[X86] Fix a replaced SDValue is used to call getNode function " doesn't explain much, maybe: "[X86] matchAddressRecursively - ensure dead nodes are replaced before matching the index register"

https://github.com/llvm/llvm-project/pull/82881