Fix: pa11y errors and issue

[dartpain]

This issue is for fixing pa11y warnings
https://github.com/pa11y/pa11y

We want to make docsgpt more accessible

[HeetVekariya]

@dartpain Can you please provide the steps to regenerate the warnings ?

[SamsShow]

can you provide more details about it?

[prathamesh424]

@dartpain Can you assign this to me

[kshitiz305]

Hey could you help me how to reproduce the error?

[PentesterPriyanshu]

@dartpain assign this issue to me

[elliotverstraelen]

When you are able, please kindly review #1460