🐛 update catalog status field being used for stale cache identification

[everettraven]

Description

• Updates the field used for identifying whether or not the cache of Catalog contents is stale
• resolves Bug: Catalog cache doesn't update when the Catalog changes #528

Reviewer Checklist

• API Go Documentation
• Tests: Unit Tests (and E2E Tests, if appropriate)
• Comprehensive Commit Messages
• Links to related GitHub Issue(s)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (b5c6bc9) 84.45% compared to head (8a4fc1f) 84.45%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #529   +/-   ##
=======================================
  Coverage   84.45%   84.45%           
=======================================
  Files          23       23           
  Lines         907      907           
=======================================
  Hits          766      766           
  Misses         96       96           
  Partials       45       45           

Flag	Coverage Δ
e2e	65.93% <100.00%> (ø)
unit	79.43% <100.00%> (ø)

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

Files	Coverage Δ
internal/catalogmetadata/cache/cache.go	70.21% <100.00%> (ø)

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