Mobile view optimization

[JV0812]

Purpose of this pull request

This pull request is to reorder the icons in the docs landing page nav bar.

Select the type of change

• Minor Changes - Typos, formatting, slight revisions
• Update Content - Revisions, updating sections
• New Content - New features, sections, pages, tutorials
• Site and Tools - .clabot, version updates, maintenance, dependencies, new packages for the site (Docusaurus, Gatsby, React, etc.)

Ticket (if applicable)

Enhance the website for mobile view

[jpipkin1]

Thanks for making this PR, @JV0812! Could you take a look at it, @kimsauce? I'd like to prioritize it.

I've had several Sumo Logic employees complain to me this week about the lack of search on mobile (@Chas Clawson, @Barry Bisson, and @Thomas Kane).