chore: v1.7.4 changelog

[valentinozegna]

Summary

• release the contributor's verified Cadence Port/DrawnInstance parser fix from PR fix(cadence): parse Port and DrawnInstance page records #183
• release the stable OpenTelemetry error-category vocabulary from PR fix(otel): make tool error types groupable #189
• include the repository skill-sharing change from PR chore: share repository skills with Codex #187
• thank @RuneSorensen in the changelog and record the 69-design corpus verification
• bump both package manifests from 1.7.3 to 1.7.4

Test plan

• npm run type-check
• npm run lint
• npm test — 993 passed, 5 skipped
• npm run build
• npm run format:check
• built CLI reports universal-netlist v1.7.4
• npm pack --dry-run reports @intelligentelectron/universal-netlist@1.7.4
• package.json and package-lock.json both report 1.7.4