[llvm] [AArch64][GlobalISel] Do not run the Localizer at -O0 (PR #177359)

[Matt Arsenault via llvm-commits]

https://github.com/arsenm commented:

Can we get rid of the localizer entirely and remove that old business with inserting constants at the start of the entry block?

https://github.com/llvm/llvm-project/pull/177359