Fix typo in how description meta tags are laid out

[ivanbakel]

This is a silly typo I made.

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Before submitting your PR, check that you've:

• Bumped the version number

After submitting your PR:

• Update the Changelog.md file with a link to your PR
• Check that CI passes (or if it fails, for reasons unrelated to your change, like CI timeouts)

[snoyberg]

Thanks!