[llvm] [X86] Don't always seperate conditions in `(br (and/or cond0, cond1))` into seperate branches (PR #81689)

[Simon Pilgrim via llvm-commits]

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@@ -1,5 +1,6 @@
+; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py UTC_ARGS: --version 4
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RKSimon wrote:

This didn't use update_llc_test_checks ?

https://github.com/llvm/llvm-project/pull/81689