Revert r351584: "GlobalISel: Verify g_zextload and g_sextload"

This new assertion triggered on the AArch64 GlobalISel bots. Reverting while it's being investigated.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@351617 91177308-0d34-0410-b5e6-96231b3b80d8
2 files changed