Update New PassManager Pipeline

[vchuravy]

I compared Julia's native PM with the definitions here while looking at https://github.com/JuliaGPU/CUDA.jl/issues/2313

The generated IR in the issue seems equivalent, but the result of the optimization pipeline differs.

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 94.11765% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 82.83%. Comparing base (3c1bc65) to head (0a73ecb). Report is 10 commits behind head on master.

Files	Patch %	Lines
src/optim.jl	94.11%	1 Missing :warning:

Additional details and impacted files

@@            Coverage Diff             @@
##           master     #559      +/-   ##
==========================================
+ Coverage   82.39%   82.83%   +0.44%     
==========================================
  Files          24       24              
  Lines        3334     3572     +238     
==========================================
+ Hits         2747     2959     +212     
- Misses        587      613      +26     

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[vchuravy]

cc: @pchintalapudi @gbaraldi for your pipeline expertise.