Removed extra parenthesis from document

[krupal-panchal]

What?

Removing the extra parenthesis ")" from the document.

Why?

https://developer.wordpress.org/block-editor/getting-started/fundamentals/javascript-in-the-block-editor/#javascript-without-a-build-process
In this section, one code is given to check the blocks in admin. But the code contains extra parenthesis and it gives an error.

How?

Removed extra parenthesis. Corrected the code.

Testing Instructions

Testing Instructions for Keyboard

Screenshots or screencast

[github-actions]

👋 Thanks for your first Pull Request and for helping build the future of Gutenberg and WordPress, @krupal-panchal! In case you missed it, we'd love to have you join us in our Slack community.

If you want to learn more about WordPress development in general, check out the Core Handbook full of helpful information.

[t-hamano]

Nice catch, thanks 🚀

[github-actions]

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Core SVN

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Props: krupalpanchal, wildworks.

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Co-authored-by: krupal-panchal <[email protected]>
Co-authored-by: t-hamano <[email protected]>

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[desrosj]

Testing a review comment.