improve validation on intoto v0.0.2 type

[bobcallaway]

This improves the validation of intoto v0.0.2 types when processed through the SearchLogQuery endpoint.

[codecov]

Codecov Report

Merging #1351 (ba3adfb) into main (f75333e) will decrease coverage by 0.03%.
The diff coverage is 16.66%.

@@            Coverage Diff             @@
##             main    #1351      +/-   ##
==========================================
- Coverage   64.12%   64.10%   -0.03%     
==========================================
  Files          82       82              
  Lines        7889     7906      +17     
==========================================
+ Hits         5059     5068       +9     
- Misses       2178     2184       +6     
- Partials      652      654       +2     

Flag	Coverage Δ
e2etests	47.81% <16.66%> (+0.11%)	⬆️
unittests	42.65% <0.00%> (-0.18%)	⬇️

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

Impacted Files	Coverage Δ
pkg/types/intoto/v0.0.2/entry.go	66.23% <16.66%> (-3.15%)	⬇️
pkg/types/alpine/v0.0.1/entry.go	72.90% <0.00%> (-1.20%)	⬇️
pkg/types/rekord/v0.0.1/entry.go	66.97% <0.00%> (-0.63%)	⬇️
pkg/api/entries.go	65.94% <0.00%> (+1.95%)	⬆️
pkg/types/entries.go	52.54% <0.00%> (+5.08%)	⬆️

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[haydentherapper]

The new codecov tests may need to be configured or disabled, they’re failing in other projects too.

[haydentherapper]

https://docs.codecov.com/docs/commit-status to configure (this is actually a nice feature)