Implement IEEE754 totalOrder comparer (#75517)

Implement IEEE754 totalOrder comparer (#75517)

* Basic implementation of total order

* Add public api reference

* Add basic tests

* Apply suggestions from code review

Co-authored-by: Tanner Gooding <tagoo@outlook.com>
* Update xmldoc

* Update comparison logic to save calls

* Handle order of NaN

* Implement integer comparison semantic

* Change NaN semantic in fallback comparison

* Adjust test data

* Change to struct

* Fix ApiCompat

* Manually apply suggestion from review

* Defensive for custom float-point

* Nit

* Fix comments

* Implement Equals and GetHashCode

Co-authored-by: Tanner Gooding <tagoo@outlook.com>