Fix #2343: duplicate Example headings cause incorrect scroll and highlight

[Surajiitmjnu]

What kind of change does this PR introduce?

Bugfix

Issue Number:

• Closes 🐛 Bug: HClicking on Example section header scrolls to the first Example section and highlights multiple headers #2343

Screenshots/videos:

suraj_second.mp4

Summary
This PR fixes an issue where multiple "Example" headings generated identical anchor IDs, causing incorrect scroll behavior and multiple headers being highlighted simultaneously.

Previously:

• Clicking on the second "Example" section scrolled to the first one
• Multiple headers were highlighted at the same time

Fix:

• Updated the headings to generate unique slugs by making them distinct
• This ensures correct navigation and highlights only the active section

Does this PR introduce a breaking change?
No

Checklist

• Read, understood, and followed the contributing guidelines.

[github-actions]

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 100.00%. Comparing base (dbfaf31) to head (1bb8ad4).
⚠️ Report is 103 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff            @@
##              main     #2353   +/-   ##
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  Coverage   100.00%   100.00%           
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  Files           30        30           
  Lines          633       672   +39     
  Branches       196       211   +15     
=========================================
+ Hits           633       672   +39     

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[Surajiitmjnu]

Hi @Utkarsh-123github sir,
Could you please review this PR and let me know if any further improvements or changes are needed?