Adjust determinism tests to store away the 2 different binaries that are generated...

Adjust determinism tests to store away the 2 different binaries that are generated (#87852)

- This should allow comparison without needing full rebuilds
- as well as comparison in cases where locally running the tooling doesn't result in equivalent results
- In addition, generate a map file to better understand what portion of the two files does not match

Finally, fix comparison failure identified by using the above tech:
- Fix culture sensive compare in instruction set handling
- This should be culture insensitive, as otherwise different machines can reliably generate different output due to different culture settings