[llvm] [GlobalIsel] Import GEP flags (PR #93850)

[Matt Arsenault via llvm-commits]

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@@ -1,3 +1,4 @@
+; NOTE: Assertions have been autogenerated by utils/update_mir_test_checks.py UTC_ARGS: --version 5
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arsenm wrote:

Converting a test to generated checks should be done separately (also, this will fail since it now has the pre-function checks, and the generated).

It's probably fine to just leave it manual for now 

https://github.com/llvm/llvm-project/pull/93850