Add new blog post for website search functionality

[zelinh]

Description

Add new blog post for website search functionality

Issues Resolved

https://github.com/opensearch-project/project-website/issues/3379

Check List

• [x] Commits are signed per the DCO using --signoff

By submitting this pull request, I confirm that my contribution is made under the terms of the BSD-3-Clause License.

[pajuric]

@zelinh - Thanks for the contribution. I'll reach out to you on Slack.

[pajuric]

@zelinh - Please use sentence case for headlines/titles and section headers. For example, "Enhanced Search Infrastructure" should be "Enhanced search infrastructure."

[zelinh]

@zelinh - Please use sentence case for headlines/titles and section headers. For example, "Enhanced Search Infrastructure" should be "Enhanced search infrastructure."

Updated in the new commit. Thanks.

[kolchfa-aws]

Thank you, @natebower! I addressed your comments.

[natebower]

Thank you, @natebower! I addressed your comments.

Thanks @kolchfa-aws. LGTM!

Cc: @pajuric

[kolchfa-aws]

@pajuric Could you review/update the meta for this blog please?

[pajuric]

@krisfreedain - Blog is ready to publish. Is there a second maintainer I can loop in here to help push this?