Add a small note about `Error boundaries do not catch all errors`

[ambujsahu81]

Description

• It will add a small note about Error boundaries do not catch all errors.
• It will also add a link to Handle all errors sections

[kentcdodds]

@all-contributors please add @ambujsahu81 for docs

[allcontributors[bot]]

@kentcdodds

I've put up a pull request to add @ambujsahu81! :tada: