Fix zcap policy schema to allow maxDelegationTtl.

[dlongley]

No description provided.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 87.50000% with 5 lines in your changes missing coverage. Please review.
✅ Project coverage is 90.78%. Comparing base (1457dd7) to head (99cc998).

Files with missing lines	Patch %	Lines
lib/refreshedZcapCache.js	80.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #65      +/-   ##
==========================================
- Coverage   90.95%   90.78%   -0.17%     
==========================================
  Files          13       13              
  Lines        1813     1834      +21     
==========================================
+ Hits         1649     1665      +16     
- Misses        164      169       +5     

Files with missing lines	Coverage Δ
lib/zcaps.js	89.24% <100.00%> (+0.42%)	⬆️
schemas/bedrock-profile-http.js	100.00% <100.00%> (ø)
lib/refreshedZcapCache.js	66.37% <80.00%> (-1.28%)	⬇️

---

Continue to review full report in Codecov by Sentry.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 1457dd7...99cc998. Read the comment docs.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.
• 📦 JS Bundle Analysis: Save yourself from yourself by tracking and limiting bundle sizes in JS merges.