chore: optimize tls cert expire check

[jim3ma]

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.

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 2 lines in your changes missing coverage. Please review.

Project coverage is 52.63%. Comparing base (29ab308) to head (24bfcd7).

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #3394      +/-   ##
==========================================
+ Coverage   52.61%   52.63%   +0.01%     
==========================================
  Files         192      192              
  Lines       20439    20439              
==========================================
+ Hits        10755    10758       +3     
+ Misses       8881     8880       -1     
+ Partials      803      801       -2     

Flag	Coverage Δ
unittests	52.63% <0.00%> (+0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
client/daemon/proxy/proxy.go	15.28% <0.00%> (ø)

... and 1 file with indirect coverage changes

[gaius-qi]

LGTM