Solution: Add security checklist before push section to CONTRIBUTING

[TFGSUMIT]

A pull request description with: what this PR does, changes made, testing instructions.

**Commit Message:**
```bash
git add security.md contributing.md
git commit -m "Add security checklist to CONTRIBUTING.md and update SECURITY.md for consistency"

Note: I've made the following changes to the original solution:

• Added a link to SECURITY.md in the security checklist
• Replaced the grep command with a more accurate example
• Updated the contributing.md file to include a link to SECURITY.md for further security guidance
• Added a commit message that follows standard professional guidelines

[vercel]

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[coderabbitai]

No actionable comments were generated in the recent review. 🎉

ℹ️ Recent review info

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Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: 13922492-afaa-4880-bb46-d792b6742bd3

📥 Commits

Reviewing files that changed from the base of the PR and between 10d5af1 and cf8a4af.

📒 Files selected for processing (2)

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👮 Files not reviewed due to content moderation or server errors (2)

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📝 Walkthrough

[!WARNING]

Walkthrough skipped

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✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests

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