[Snyk] Upgrade @mui/material from 5.15.19 to 5.15.20

[jdrews]

This PR was automatically created by Snyk using the credentials of a real user.


Snyk has created this PR to upgrade @mui/material from 5.15.19 to 5.15.20.

:information_source: Keep your dependencies up-to-date. This makes it easier to fix existing vulnerabilities and to more quickly identify and fix newly disclosed vulnerabilities when they affect your project.

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• The recommended version is 1 version ahead of your current version.

• The recommended version was released on 22 days ago.

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[!IMPORTANT]

• Check the changes in this PR to ensure they won't cause issues with your project.
• This PR was automatically created by Snyk using the credentials of a real user.

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