[Feature] Support float8 dtype storage.

[ZHUI]

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PR types

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Description

Support float8 dtype storage.

[paddle-bot]

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[ZHUI]

trick 绕过fp8赋值。

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 51.33%. Comparing base (08183d7) to head (f97937b).
Report is 11 commits behind head on develop.

❌ Your project check has failed because the head coverage (51.33%) is below the target coverage (58.00%). You can increase the head coverage or adjust the target coverage.

Additional details and impacted files

@@             Coverage Diff             @@
##           develop    #9906      +/-   ##
===========================================
- Coverage    51.40%   51.33%   -0.07%     
===========================================
  Files          745      745              
  Lines       118373   118596     +223     
===========================================
+ Hits         60853    60886      +33     
- Misses       57520    57710     +190     

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[DesmonDay]

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