[llvm] [AMDGPU][Attributor] Stop inferring amdgpu-no-flat-scratch-init in sanitized functions. (PR #161319)

[Matt Arsenault via llvm-commits]

================
@@ -0,0 +1,17 @@
+; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --check-attributes --check-globals all --version 4
----------------
arsenm wrote:

Use the current version, this is forcing an old update_test_checks 

https://github.com/llvm/llvm-project/pull/161319