docs: OSSF BestPractices shield percentage

Signed-off-by: Jan Kowalleck <jan.kowalleck@gmail.com>

README.md

@@ -202,7 +202,7 @@ See the [LICENSE][license_file] file for the full license.
 [shield_rtfd]: https://img.shields.io/readthedocs/cyclonedx-javascript-library?logo=readthedocs&logoColor=white "Read the Docs"
 [shield_gh-workflow-test]: https://img.shields.io/github/actions/workflow/status/CycloneDX/cyclonedx-javascript-library/nodejs.yml?branch=main&logo=GitHub&logoColor=white "tests"
 [shield_coverage]: https://img.shields.io/codacy/coverage/ae6c086b53d54653ad5077b12ec22264?logo=Codacy&logoColor=white "test coverage"
-[shield_ossf-best-practices]: https://img.shields.io/cii/level/7883?label=OpenSSF%20best%20practices "OpenSSF best practices"
+[shield_ossf-best-practices]: https://img.shields.io/cii/percentage/7883?label=OpenSSF%20best%20practices "OpenSSF best practices"
 [shield_license]: https://img.shields.io/github/license/CycloneDX/cyclonedx-javascript-library?logo=open%20source%20initiative&logoColor=white "license"
 [shield_website]: https://img.shields.io/badge/https://-cyclonedx.org-blue.svg "homepage"
 [shield_slack]: https://img.shields.io/badge/slack-join-blue?logo=Slack&logoColor=white "slack join"