Add support for custom trusted root target path

[codysoyland]

Summary

This PR adds support to customize the trusted root target filename in the TrustRoot CRD.

Test data has been regenerated, so the expiration has been extended from 2024-09-22 to 2025-03-02.

Fixes #1607

Release Note

Documentation

[hectorj2f]

LGTM although there are few tests failing.

[codecov]

Codecov Report

Attention: Patch coverage is 40.74074% with 16 lines in your changes missing coverage. Please review.

Project coverage is 42.25%. Comparing base (50ef092) to head (e543395).
Report is 187 commits behind head on main.

Files with missing lines	Patch %	Lines
hack/gentestdata/gentestdata.go	0.00%	7 Missing ⚠️
pkg/reconciler/trustroot/trustroot.go	46.15%	6 Missing and 1 partial ⚠️
cmd/tester/trustroot.go	0.00%	2 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##             main    #1608       +/-   ##
===========================================
- Coverage   52.92%   42.25%   -10.67%     
===========================================
  Files          44      121       +77     
  Lines        3979     7182     +3203     
===========================================
+ Hits         2106     3035      +929     
- Misses       1651     3793     +2142     
- Partials      222      354      +132     

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[codysoyland]

LGTM although there are few tests failing.

Thanks @hectorj2f, I fixed those tests.

[hectorj2f]

Thanks @codysoyland