WIP: Add optional NaN canonicalization

[Robbepop]

Closes #19.

Implements design detailed here: #19 (comment)

NaN canonicalization allows to execute Wasm with floating point operations deterministically.

ToDo

• Tests
• Benchmarks
• NaN propagation in the Wasmi translator.
• Conclusion if we really want to add this feature.

[codecov]

Codecov Report

Attention: Patch coverage is 20.25316% with 189 lines in your changes missing coverage. Please review.

Project coverage is 81.29%. Comparing base (575b608) to head (6a726a4).

Files with missing lines	Patch %	Lines
crates/wasmi/src/engine/translator/visit.rs	32.81%	86 Missing ⚠️
crates/core/src/untyped.rs	1.96%	50 Missing ⚠️
crates/wasmi/src/engine/executor/instrs.rs	0.00%	40 Missing ⚠️
crates/core/src/value.rs	0.00%	6 Missing ⚠️
crates/wasmi/src/engine/executor/instrs/binary.rs	0.00%	4 Missing ⚠️
crates/wasmi/src/engine/config.rs	40.00%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1236      +/-   ##
==========================================
- Coverage   81.74%   81.29%   -0.46%     
==========================================
  Files         304      304              
  Lines       25137    25327     +190     
==========================================
+ Hits        20549    20590      +41     
- Misses       4588     4737     +149     

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