Fix Gitlab/JsonSafeParse: Replace Gitlab::Json.parse with safe_parse in highlight_cache

Hamza Hassanainrequested to merge
gitlab-community/gitlab-org/gitlab:fix/json-safe-parse-highlight-cache into master

Before After

MR acceptance checklist

Evaluate this MR against the MR acceptance checklist. It helps you analyze changes to reduce risks in quality, performance, reliability, security, and maintainability.

Closes #586062 (closed)

Edited by Hamza Hassanain

Merge request reports