[llvm-branch-commits] [llvm] release/20x: Revert "[ARM][ConstantIslands] Correct MinNoSplitDisp calculation (#114590)" (PR #135850)

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

Thanks for cherry-picking the revert to LLVM 20, @alexrp!

https://github.com/llvm/llvm-project/pull/135850