Update link in particles tutorial

[iche033]

🦟 Bug fix

Summary

Update link to latest gz-rendering particles tutorial.

Checklist

• Signed all commits for DCO
• Added tests
• Updated documentation (as needed)
• Updated migration guide (as needed)
• Consider updating Python bindings (if the library has them)
• codecheck passed (See contributing)
• All tests passed (See test coverage)
• While waiting for a review on your PR, please help review another open pull request to support the maintainers

Note to maintainers: Remember to use Squash-Merge and edit the commit message to match the pull request summary while retaining Signed-off-by messages.

[codecov]

Codecov Report

Merging #2127 (dfe2a83) into gz-sim8 (353ad20) will decrease coverage by 0.02%.
The diff coverage is n/a.

❗ Current head dfe2a83 differs from pull request most recent head 8f79926. Consider uploading reports for the commit 8f79926 to get more accurate results

@@             Coverage Diff             @@
##           gz-sim8    #2127      +/-   ##
===========================================
- Coverage    65.47%   65.45%   -0.02%     
===========================================
  Files          323      323              
  Lines        30704    30704              
===========================================
- Hits         20102    20096       -6     
- Misses       10602    10608       +6     

see 1 file with indirect coverage changes

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