build(deps): bump ajv from 8.13.0 to 8.18.0 in /.api/apis/codecov (#151)

Bumps [ajv](https://github.com/ajv-validator/ajv) from 8.13.0 to 8.18.0.
- [Release notes](https://github.com/ajv-validator/ajv/releases)
- [Commits](ajv-validator/ajv@v8.13.0...v8.18.0)

---
updated-dependencies:
- dependency-name: ajv
  dependency-version: 8.18.0
  dependency-type: indirect
...

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Author: dependabot[bot]