feat: increase interval of the preheat polling

[gaius-qi]

Description

Related Issue

Motivation and Context

Screenshots (if appropriate)

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation Update (if none of the other choices apply)

Checklist

• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.

[jim3ma]

LGTM

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 51.90%. Comparing base (7a83e5a) to head (6606049).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3544      +/-   ##
==========================================
+ Coverage   51.85%   51.90%   +0.04%     
==========================================
  Files         190      190              
  Lines       20488    20488              
==========================================
+ Hits        10625    10634       +9     
+ Misses       9054     9048       -6     
+ Partials      809      806       -3     

Flag	Coverage Δ
unittests	51.90% <ø> (+0.04%)	⬆️

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see 3 files with indirect coverage changes

[jim3ma]

LGTM