Update Auto Suggest / query-parameters.md

[GhiathAjam]

In Bing AutoSuggest query parameters page

The parameter "q" should be marked optional. It says "Required" but description clearly states it's optional and actual requests assure that.

Edited to mark as optional

[learn-build-service-prod[bot]]

Learn Build status updates of commit b3192a7:

:warning: Validation status: warnings

File	Status	Preview URL	Details
bing-docs/bing-autosuggest/reference/query-parameters.md	:warning:Warning	View	Details

bing-docs/bing-autosuggest/reference/query-parameters.md

• Line 2, Column 1: [Warning: ms-author-missing - See documentation] Missing required attribute: 'ms.author'. Add the current author's Microsoft alias.

For more details, please refer to the build report.

Note: Your PR may contain errors or warnings or suggestions unrelated to the files you changed. This happens when external dependencies like GitHub alias, Microsoft alias, cross repo links are updated. Please use these instructions to resolve them.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel

[learn-build-service-prod[bot]]

Learn Build status updates of commit 39f05a5:

:white_check_mark: Validation status: passed

File	Status	Preview URL	Details
bing-docs/bing-autosuggest/reference/query-parameters.md	:white_check_mark:Succeeded	View

For more details, please refer to the build report.

For any questions, please:

• Try searching the learn.microsoft.com contributor guides
• Post your question in the Learn support channel