fix: route StdClock through crate::sys::time to prevent wasm panics

[mansiverma897993]

This Pull Request fixes/closes #5397.

It changes the following:

• Routes StdClock through crate::sys::time to prevent wasm panics.

[github-actions]

Test262 conformance changes

Test result	main count	PR count	difference
Total	53,125	53,125	0
Passed	51,072	51,072	0
Ignored	1,482	1,482	0
Failed	571	571	0
Panics	0	0	0
Conformance	96.14%	96.14%	0.00%

Tested main commit: 1af45b21c78187d145ced49502d7ab6415c8ce04
Tested PR commit: 25121a23b4eb0f61b43f42021674e6c4db859892
Compare commits: 1af45b2...25121a2

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 60.10%. Comparing base (6ddc2b4) to head (25121a2).
⚠️ Report is 979 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #5398       +/-   ##
===========================================
+ Coverage   47.24%   60.10%   +12.86%     
===========================================
  Files         476      566       +90     
  Lines       46892    63033    +16141     
===========================================
+ Hits        22154    37886    +15732     
- Misses      24738    25147      +409     

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[OBWANDO]

This is a much safer path and should resolve the issue.