fix: correct panelSumary typo to panelSummary in Error componentFix/error panel summary typo

[saloua-ch]

What does this PR do?

Fixes a typo in the Error.tsx component where the class name panelSumary was misspelled as panelSummary.
Fixes #10651

Changes

• Changed panelSumary to panelSummary in the AccordionSummary component's className
• Updated the corresponding class name in the ErrorClasses object
• Updated the style definition to use the correct class name

Testing

• The changes have been tested locally
• The component renders correctly with the updated class name
• No visual changes are expected as this is just a class name correction

Related Issues

This PR addresses a minor typo in the codebase that could potentially cause confusion or issues when working with the Error component's styles.

Checklist

• My code follows the code style of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing unit tests pass locally with my changes

[djhi]

Hi, thanks for the issue and PR! I believe you mistakenly pushed a fix commited in another PR (#10650) though

[fzaninotto]

Superseded by 489b42b