bump gitleaks

What does this MR do?

Bump gitleaks to 7.5.0

What are the relevant issue numbers?

https://gitlab.com/gitlab-org/security-products/release/-/issues/110

Does this MR meet the acceptance criteria?

• Changelog entry added
• Documentation created/updated for GitLab EE, if necessary
• Documentation created/updated for this project, if necessary
• Documentation reviewed by technical writer or follow-up review issue created
• Tests added for this feature/bug
• Job definition updated, if necessary
  • Auto-DevOps template
  • Job definition example
  • CI Templates
• Conforms to the code review guidelines
• Conforms to the Go guidelines
• Security reports checked/validated by reviewer

changed milestone to %13.12

added Category:Secret Detection backend devopssecure groupstatic analysis labels

resolved all threads

added 1 commit

• d6d151ee - Apply 1 suggestion(s) to 1 file(s)

Compare with previous version

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requested review from @theoretick

@theoretick mind giving this a look? thanks!

marked the checklist item Conforms to the code review guidelines as completed

marked the checklist item Conforms to the Go guidelines as completed

marked the checklist item Tests added for this feature/bug as completed

approved this merge request

resolved all threads

mentioned in commit 77060496

merged

mentioned in issue gitlab-org/gitlab#331556 (closed)