feat: hide Ask AI from docs. (#2747)

## Description 

Provide a concise summary of the changes made in this pull request
- Hide Ask AI Button

## Pull request type

Check the appropriate box:

- [ ] Review Fixes
- [ ] Documentation Overhaul
- [ ] Feature/Story
    - Link one or more Engineering Tickets
        * 
- [ ] A-Force
- [x] Error in documentation
- [ ] Maintenance

## Documentation tickets

 Link to one or more documentation tickets:
 - 

## Checklist

From the below options, select the ones that are applicable:

- [ ] Checked for Grammarly suggestions.
- [ ] Adhered to the writing checklist.
- [ ] Adhered to the media checklist.
- [ ] Verified and updated cross-references or added redirect rules.
- [ ] Tested the redirect rules on deploy preview.
- [ ] Validated the modifications made to the content on the deploy
preview.
- [ ] Validated the CSS modifications on different screen sizes.

Author: jnikhila

website/src/components/custom-search/CustomSearchBar.jsx

@@ -35,13 +35,6 @@ const CustomSearchBar = () => {
     return (
         <>
             <div className="custom-segmented-search-option">
-                <div
-                    className={`custom-search-option ${searchType === 'ai' ? 'selected' : ''}`}
-                    onClick={() => handleClick('ai')}
-                >
-                    <img src="/img/ask-ai-robot-icon.svg" alt="Ask AI" className='ai-search-icon'></img> Ask AI
-                </div>
-
                 <div
                     className={`custom-search-option ${searchType === 'docs' ? 'selected' : ''}`}
                     onClick={() => handleClick('docs')}