fixing Search Auto-Update After Content Changes Dynamically

[Jatin24062005]

Fixes #3470

Changes:
Add a change event listener to detect content modifications and restart the search

p5.js.Web.Editor.-.Google.Chrome.2025-03-06.17-32-56.mp4

I have verified that this pull request:

• has no linting errors (npm run lint)
• has no test errors (npm run test)
• is from a uniquely-named feature branch and is up to date with the develop branch.
• is descriptively named and links to an issue number, i.e. Fixes #123

[raclim]

Thanks for re-raising and clarifying this issue, I think I might've misinterpreted your suggested fix last time. The change is pretty isolated, and I think this addition makes sense to me!