Fix typos in search part of contribution guideline

[tnir]

Why:

The less typos, the easier to read.

What's being changed:

Fix typos in search part of contribution guideline.

Check off the following:

• All of the tests are passing.
• [n/a] I have reviewed my changes in staging.
• [n/a] For content changes, I have reviewed the localization checklist
• [n/a] For content changes, I have reviewed the Content style guide for GitHub Docs.

[janiceilene]

👋 Thanks for fixing the typos @tnir! Could you either remove the changes you made to the readme or open a new PR without them and close this one? You can add yourself to the list of contributors by creating a new comment in this (or the new, updated) PR using these instructions. Thanks again! ✨

Using the command helps us to keep track of the changes with all contributors. Thank you!

[tnir]

@all-contributors please add @tnir for Maintenance

[allcontributors]

@tnir

I've put up a pull request to add @tnir! 🎉

[tnir]

@janiceilene Thanks for your suggestion. Just removed changes from contributors and created #506.

[janiceilene]

Thanks so much @tnir 🎉 I'll update the branch and get this merged once tests are green 🍏

[github-actions]

Thanks very much for contributing! Your pull request has been merged 🎉 You should see your changes appear on the site in approximately 24 hours.

If you haven't already, you can add yourself to the list of contributors by creating a new comment in this PR using these instructions. Thanks again! ✨