www/grafana: Update 12.0.1 => 12.0.2 (Fixes security vulnerability)
Release Notes:
https://grafana.com/blog/2025/06/13/grafana-security-update-medium-severity-security-release-for-cve-2025-3415/
Changelog:
https://github.com/grafana/grafana/releases/tag/v12.0.2
PR: 287634
Security: CVE-2025-3415